physics instruments

rheostat

Power Rheostats are made with a variety of resistance & current carrying capacity so as to satisfy every need. They are wound with heavily oxidized eureka resistance wire upon a porcelain tube dia 44 mm aprox. The tube is carrying upon Bakelite rider and the heavy duty sliding contact is of the phosphor bronze with brass rod. 4 mm socket terminals are fitted, allowing for rheostat or potentiometer connection. Total resistance and maximum current capacity is marked on the slider. Total Permanent current loading should not exceed 75% of the marked values. The actual resistance of Wire Wound Rheostats shall be +20% -5% of the rated resistance as per our resistance chart. (as per ISI specification no. IS : 9051 S. No. 10.3), we are recognized as one of the major Electronic Rheostats Manufacturers and Exporters from India

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resistance box

Resistance Box (Plug Type) is of a superior quality Heavy Brass Metal Blocks Size 7/16" are bound to Bakelite Plate by means of nuts and screws securing rigid fixation and eliminating any chance of contact error creping due to loosening of plugs and lugs which are cut to fine taper and are interchangeable. Plug heads are machine moulded, of heavy insulated Bakelite in beautiful shapes. The boxes are made of Teak-wood and nicely polished. We are renowned as one of the staggering High Power Resistance Box Suppliers in India. Great care is taken in preparing the wire wound resistance. Selected double Covered Eureka Wire is wound in Bakelite spools. Sufficient ageing and Heat Treatment is processed through to avoid any moisture effects. Solder Joints are sealed after calibration. The Decade Resistance Box is calibrated on imported Testing Bridge Accuracy ± 0.1%

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function generator

The Function Generator is capable of Providing SINE, SQUARE, TRIANGLE. Low Distortion Function Generator has linear Frequency Scale very low Distortion and constant signal amplitude with the output Signal Symmetry about Zero. The DC coupled output provides square wave without any appreciable Sag at low frequency. It has maximum 20 VP/P amplitude. The output is protected against short circuit. It has a offset control provided to shift the base line of signal by ± 10 volts. The continuously variable DC offset control further enhances the versatility of the instrument. The equipment is used in Audio Electronics and other Laboratory & Research Work. Moreover, we are looked upon as one of the major Portable Function Generator Manufacturers & Exporters in India

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archimedes principle kit

To explain and calculate Archimedes principle. A complete self contained kit for exploring the concepts related to Archimedes principle, both qualitatively and quantitatively. Consists of a metal regular shaped solid, irregular shaped solid, beaker to collect displacement liquid, beaker. Newton meter, displacement vessel.

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magnetic field apparatus

To explain and calculate Archimedes principle. A complete self contained kit for exploring the concepts related to Archimedes principle, both qualitatively and quantitatively. Consists of a metal regular shaped solid, irregular shaped solid, beaker to collect displacement liquid, beaker. Newton meter, displacement vessel.

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auto transformer

Continuously variable voltage autotransformer, protected type. Comprises a tordially wound transformer with a continuously variable output voltage 0-260 volts A.C. steplessly under full load. Input 220-240 Volts A.C. 50 Hz. In stout metal case mounted on a metal base with two output terminals. Single phase with mains cable.

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accumulators

Multiplate type, fitted with positive and negative plates, for heavy current loads in plastic container.
voltagecapacity
245ah
260ah
275ah

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anemometer

The instrument has a cup wheel consisting of three conical cups in a horizontal plane. The cup wheel spindle is of stainless steel and connected worm gearing to a revolution counter mounted in a water proof housing. By observing the counter reading at the beginning and end of any period of interest the average wind speed during the interval can be calculated. The counter observing window is sloped to permit easy reading when mounted on the mast.

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audio oscillator

frequency range20 Hz to 50 KHz in four switched range plus a fine control Accuracy + 5%. wavessine & square amplitudeContinuously variable from 0-8 Vpp. max. poweroutput upto 1 W operates220V AC 50 Hz

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baby weighing machine

A single beam scale, robust steel body with epoxy powder coated parts. The beam carries a sliding weight to indicate the weight from 0 to 5kg in divisions of 20 grams each. One hanger and one slotted mass is provided to increase the capacity of the balance. When only the hanger is suspended from the end of the beam the capacity increases to 10 kg and the reading starts from 5 kg onwards on the scale up to 10 kg. On adding the slotted mass on to the hanger the capacity increases to 15 kg and the reading starts from 10 kg onwards on the scale up to 15 kg. The tray is detachable and can be easily replaced in position by sliding on to fixed plate. Second scale is provided which reads 0 to 1 kg in division of 10 gms. Making the total capacity of balance 16 kg in to 10 gms

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balance lever

A direct reading, single pan balance with its scale in the form of a quadrant. The arc scale is graduated in dual ranges of 0-250x 1 gm and 0-1000x5gm which can be set using the weight arm provided. Cast aluminium frame with all steel parts chrome plated. Levelling screw for zero adjustment. Balance lever Single range Balance lever Dual range

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spring balance

Polystyrene bodie, zero adjustable device.

capacitysub division 1001 2002 2502.5 5005 100010 200020

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balance weights

capacity fromto 1mg100mg 1mg200mg 1mg500mg 1mg1000mg 1mg2000mg

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bar & gauge

For illustrating expansion by heating and contraction by cooling comprising a mild steel bar 110x10mm (lenght), on rod with wooden handle, overall length approx. 280mm. with metal cast gauge, sliding fit over ends of bar and with hole 10mm bore in one arm.

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bar magnets

Chrome Steel, in Pairs, half Red/Blue painted with keepers.

size (mm) 37 x 12 x 5 50 x 12 x 5 75 x 12 x 5 100 x 12 x 5 150 x 12 x 5

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barometer

For demonstration, mercury column is feasible and scale graduated in Metric and English system. Zero point adjustment is carried by a screw clamp attached to a glass tube, complete fitted on wooden polished, supplied without mercury.

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bell in vacuum

For demonstration, mercury column is feasible and scale graduated in Metric and English system. Zero point adjustment is carried by a screw clamp attached to a glass tube, complete fitted on wooden polished, supplied without mercury.

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electroscope

This rugged, sensitive electroscope can accept various accessories to change its capacitance. A sensitive aluminium vane is balanced in a vertical position on a metal support which is insulated from its base. The vane is easily observed and projected on a chalkboard (Light Source, not included) on which an arbitrary scale has been marked. Height without attachments is about 9". Four attachment, each equipped with a banana plug which fits the vane system top, are included : a 1" conducting sphere; a 3" conducting sphere; a proof plane with detachable insulating handle; and an aluminium cup (Faraday ice pail). Attachments can be charged using either our Electrophorus or our Power Supply (not included) with instructions.

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bulb holders

Mounted bulb for easy connections to electrical circuits. Overall dia. 30 mm.

Bulb Holder M.E.S ,Plastic
Bulb Holder M.E.S ,PVC

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physical balance

Basic general purpose balance for students. The hangers have double hooks for specific gravity experiments, and pans are detachable. The balance is finished in black colour with chrome plated fittings and mounted on polished wooden base with leveling screws.

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spring balance

Dial type, circular scale, 6 inches with suspension and load hooks, with zero adjuster.
capacity (KG)sub division
1050 gm
25100 gm
50200 gm
100500 gm

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bar breaking apparatus

To show the forces which can be exerted during thermal expansion or contraction. Comprising a heavy cast iron frame 340x120x100mm with slotted end pillars to carry a stout iron bar. The bar is threaded at one end for a large tensioning nut and has holes at the other end to accommodate the cast iron breaking bars. Supplied complete with ten breaking bars.

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barometer aneroid apparatus

With 100mm dia l graduated 28 to 31 inch of mercury and 960 to 1060 millibars. With plated bezel, cover glass and index plastic base approx. 16cm diameter. Enclosed in a transparent synthetic case for demonstration purposes. Air tight sealed all round, a pressure bulb is provided to force the movements for educative demonstration.

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aneroid barometer

With 100 mm dial graduated 28 to 31 inch of mercury and 960 to 1060 millibars. With plated bezel, cover glass and index plastic base approx. 16 cm. diameter.

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bell in jar

For use on pump plate not less than 15 cm. dia. Electric Bell operating 4-6 volts AC/DC, suspended on rubber cord in bell jar. Fine coiled wire connections to terminals mounted in rubber bung sealing the jar. Sizes : 9 and 8

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calorimeter

Polished Copper, 75x50 mm. diameter resting on felt pad inside an outer vessel, 100x75 mm. diameter. Outer vessel fitted with detachable cliptype thermometer support. Complete with stirrer.

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calorimeter with box

Copper, 75x50 mm., height x diameter, resting on felt pad inside wooden polished box, which is provided with a brass nickle plated thermometer holder, with copper stirrer.

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concave mirror

Optically worked, silvered back with protective coating.

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conductivity apparatus

The apparatus consists of a fabricated transparent acrylic stand supporting three cells in the form of 50 ml glass beakers. Electrodes are suspended into the cells, each having a low voltage lamp in series to indicate the current flowing. The three cells and lamps, as a group are connected in parallel and provided with a pair of 4 mm sockets for connection to the external supply. The lamps provided will allow operation on a supply of up to 12V D.C.

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widthdepthheight 215 mm155 mm115 mm

copper voltmeter

Consists of 3 copper plates with insulated cover and glass jar.

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clinical digital thermometer

Consists of 3 copper plates with insulated cover and glass jar.

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compass

A small compass in a metal case, 45 mm. dia. marked in degree with N & S indications. & Imported compass is also available.

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concave mirror round

Optically worked, silvered back with protective coating.
dia (mm)focal length (mm) 5050 5075 50100 50150 50200 50300 7550 7575 75100 75150 75200

crocodile clip

PreviousSpring-loaded, serrated jaws, with screw to clamp end of lead held in tubular extension, both sides insulated. Length 50 mm. and jaws open 9 mm. Red Colour & Black Colour.

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DC regulated power supply (single output)

  • PR 230 (0-30V / 2A), PR 231 (0-30V / 5A)
  • High accuracy, high stability
  • Overload & short circuit protection
  • Allow full scale long time operation
  • Voltage and current continuously variable within nominal value
  • CC/CV indication

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decade resistance box

This decade resistance substitution box provides 4 decade ranges from 0 to 11110W with a resolution of 1W. Each decade is selected by a rotary switch. Tapping points are provided across each range to allow the unit to be used as an accurate potential divider. All resistance values are + 2% with a rating of 0.25 W maximum per range.

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demonstration induction coil

PreviousWith primary of heavy gauge enamelled copper wire, approximate resistance 0.5 ohms wound on former 110x30 mm. length x diameter. Secondary coil of fine enamelled copper wire, approximately resistance 100 ohms on former 120 x 82 mm. length x diameter. Both coils fitted with 4 mm. sockets. Iron core 160x15 mm. length x diameter.

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dial type room thermometers

  • Marked both in Fahrenheit and Centigrade
  • Plastic Base Mounted Available in Dia 50mm & 100 mm.
  • Metal Base Mounted Available in Dia 100 mm.

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digital multimeter model
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DC voltage200mV-1000V AC voltage200V-750V DC Current200mA-10A resistance200Ohms-2000kOhms max display1999 display size16x48mm rangeManual transistor testYes Standard accessoriesBattery, Testing Probes with Instruction Manual, in case, CE Marked

digital stopwatch

Timer, showing normal time, hours, minutes, seconds. Days, dates, months are displayed, 1/100th second. With alarm.

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discharger

Jointed, small plated brass sphered mounted on curved arms, with ebonite insulating handle. Overall length 30 cm. approx.

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displacement vessel

Previous Aluminium, seamless constructions. This is used for experiments involving volumetric displacement of liquids.

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decade capacitance box

High quality standard laboratory tool to fulfill the requirement of different values of standard capacitance. Each dial consisting of 10 steps.

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demontration dynamo

This model uses the same basic assembly as the motor, but is mounted on a baseplate 230 x 90 mm. approx. which also carries a hand-drive pulley 120mm. diameter coupled to the smaller dynamo pulley by a rubber belt to give a step-up ration. Electrical output is via a pair of 4mm. sockets. The model may also be used as a motor on a 6-8 V D.C. supply.

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demontration gear system model

A series of models to demonstrate different gearing systems. With transparent slideplates, the gears may easily be seen and where necessary there is an index on the primary and secondary shafts to show the change in the direction of rotation and the relative speed of rotation. A simple three-speed and reverse-gear system using spur gears. Reverse gear is obtained by interposing a small lay-shaft mounted pinion between the two main shafts. Gear selection is by means of a short ball-ended lever.

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direct vision spectroscope

ADV-1 A complete and light weight direct vision spectroscope without wavelength scale, for observing visible radiations from 400 to 750 mm.
ADV-2 A compact visible spectroscope with wavelength scale which allows the direct reading of spectral length and employs a prism for dispersion. It is also useful for flame test of basic radicals (sodium, strontium, potassium, copper etc.) There is a single eyepiece and independent focussing tube for the graticule, which carries an index at 590mm. with "D", marked right below the scale, (corresponding to the wave length of sodium light) can be calibrated to a known light source by adjustment of knurled screw. The amount of light admitted to the spectroscope can be regulated by a variable slit, adjusted by a knurled ring round the rating tube.

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drinking bird

A classic toy that is really a heat engine. The bird operates because evaporation is a cooling process. After placing bird in motion, it will continue to drink as long as there is water in the cup and the room temperature is above 65°F.

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electromagnetism coil

Output variable from 100V to 5KV DC at 50 A, 6.3V AC at 2A, separate earthing terminal.

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expansion of liquids

For demonstrating the different thermal expansions of various liquids.Comprising five bulb tubes mounted in a frame and supported in a water trough. The frame has a special sliding arrangement with clips hold glass bulbs with tubes. The bulbs can be easily removed and fixed and have a funnel formation on top for easy filling.

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electric blower

The blower is supplied with the standard hose, length 2m, and the integral 2-core mains cable, length 5m. The cylinder has a completely insulated outer case rendering an earth connection unnecessary.

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expansion apparatus

Comprising two cast-iron uprights, height 18 cm. linked by two nickel plated rods supporting on expansion bar, length 38 cm. fixed to one upright and resting on a friction pointer placed at the other. With scale reading 0 to 90 deg. With one each aluminium, brass and iron expansion bars.

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force pump on stand

Approx. overall height x weight (400x150mm). Made of corning glass.

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four stroke diesel engine model

A model of four stroke water -cooled diesel engine. This is of the chain-driven overhead camshaft type and all functional components like camshaft, rock-arms, tappets etc. are clearly demonstrated. The functioning of fuel injection system is also represented. Ignition is shown by means of a miniature bulb, Mounted on base.

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fluid pressure apparatus

Demonstrates the phenomenon of transmissibility of fluid pressure. For the same force exerted, pressure is inversely proportional to the surface area. The apparatus comprises of the plated brass cylindrical tubes of different diameters, each fitted with piston and connected to each other through a brass tube at their bottom. Pistons have circular disc at the top for loading masses (masses not included). Complete apparatus mounted on a wooden base.

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force table

To verify the law of composition and resolution of forces consisting of a aluminium table 40cm in dia. its raised rim has a engine divided scale, graduated in 360° mounted on heavy vertical support rod & tripod base provided with leveling screws. Body under study in a ring in center of the table fastened by cords passing over four pulleys attached with the table. Complete with four pulleys, four weights hangers twelve we i g h t s ( 2 x 1 0 gm, 2 x 2 0 gm, 4 x 5 0 gm, 4x100 gm.)

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galvanometer

Moving coil D.C. only, with 4 mm. terminals.
1-0-1 mA.
35-0-35 mV.
3.5-0-3.5 mA.
30-0-30 Sensivity 20 mA / Div. are also available.

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geometrical shapes

Set of geometrical shapes, each of circle, triangle, semi-circle, squares and rectangular. Available in Plastic or Wooden.

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glass slabs

Clear glass with ground ends and optically worked faces.

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guinea & feather apparatus

PreviousUnevaluated glass tube 50 cms. long, 16mm dia. Made from hard glass, with two rubber bungs, one carrying brass and 40 cm. long pressure rubber tubing to connect to vacuum pump.

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gas turbine/ turbojet engine

The cut section is constructed model is of light and strong metal showing air intake, axial flow, double stage compressor, fuel supply, combustion chamber, turbine rotor, jet thrust, exhaust etc. Complete on base.

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gold leaf electroscope

A plated brass pillar mounted on bakelite base supporting two pith balls in unspun silk.

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gyroscope

The brass wheel is 7.5 cm. in dia. 3 cm. at its rim, carefully balanced and all three pairs of pivots are adjustable . Complete fitted on stand.

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hair hygrometer

For measuring of relative humidity in air 0-100x 1% r.h. In metal case.

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horseshoe magnets

Chrome steel, with keepers, dimensions are nominal.

size (mm) 50 x 12 x 5 75 x 12 x 5 100 x 12 x 5 150 x 12 x 5

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hand magnifier

A high quality X30 magnification instrument with builtin illumination and a retractable condenser / daylight filter slide. Accurate focusing is facilitated by the provision of a rotary control. supplied complete with lens - ended bulb and protective case but without batteries.

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heater immersion

Heater Immersion with lid as shown in the picture. Two different colour coded sockets are mounted on a lid. This is an improved model.

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hydro meters

For specific gravity, shot loaded, subdivided in 0.002mm. Overall length approx. 250mm. Range 0.80mm to 1.00mm adjusted for low surface tension, others adjusted for medium surface tension.

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induction coil

For specific gravity, shot loaded, subdivided in 0.002mm. Overall length approx. 250mm. Range 0.80mm to 1.00mm adjusted for low surface tension, others adjusted for medium surface tension.

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intermediate spectrometer

This is a robust instrument designed specifically for student use which is capable of very high performance. The main structure is of heavy cast metal, with bright plated fittings. Scale : The 150 mm. diameter circle with protective shield is fixed to the telescope movement and the table is attached to the double ended vernier which reads to 1 minute of arc. Both telescope and table rotation fine adjustment screws, and release of a clamping screws enables adjustment of both movements to be made by hand. Collimator : Mounted on fixed and fitted with 178 mm. focus achromatic objectives, 25 mm. clear aperture. Also fitted is a unilaterally adjustable slit, 7 mm. long. Telescope : Mounted on moveable pillar and fitted with 178 mm. Focus achromatic objective, 25 mm. clear aperture. Also fitted is a 8x Ramsden eyepiece and a glass crossline graticule. Both the telescope and collimator have rack and pinion focussing. Means are provided for levelling the axis of both optical units and for squaring them to axis of rotation. Prism Table : The table is marked with lines to assist placing the prism with respect to the table levelling screws.

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jockey

For Wheatstone bridge and potentiometer work, with insulated handle, plated brass contact, and a plated brass terminal with 4 mm. socket. Overall length 100 mm.

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laboratory timer

This is a versatile timer quartz crystal controlled for very high accuracy, which can be used for conducting experiments related to timing and motion with high accuracy. Can be used for G by free fall liner air tracks, dynamic trolleys etc. This timer has an in built power supply for the coil for G by free fall apparatus and lamps for photo gates.Range : 0.001, 0.01, 0.1 Sec. The above timer has a built in power source for photo gates and the coil for 'G' by free fall apparatus.

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lever apparatus

Product description: Consisting of a graduated meter, rule figured 50-0-50 fitted into a grooved stand with two hangers of 50 gms. each.

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linear expansion apparatus

Consisting of a metal rod, 500mm in length and 4.5mm diameter, enclosed in a well lagged, nickle plated brass tube with three tubules for steam, inlet, outlet and thermometer. The metal rod to be studied is supported in the steam jacket by detachable conical cups situated at each end of the tube. The apparatus is carried on a heavy gauge channel base, at one end of which is an adjusting screw. At the opposite end is a micrometer screw reading to 0.01mm for measuring the expansion. Supplied complete with copper, brass & iron rods but without thermometer.

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liquid level apparatus

To show that the level of liquid in communicating vessels is constant irrespective of the size or shape of the vessels. The apparatus comprises four glass tubes of different shapes and cross sectional area projecting vertically from a common horizontal tube. The tubes are mounted on a polished wooden base.

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lens holder

Wooden, to take lenses or mirrors up to 76mm diameter. Comprising an upright 100mm high, with a V shape slot to hold a convex or concave lens, mounted on a rectangular base 100x50mm. An index mark is engraved on each end of the base.
1) Comprising metal holder with sides grooved to hold lens or mirror of 50mm diameter.
2) Round made of unbreakable PVC material, to take lens or mirror of 50mm diameter.
3) Cast light metal, for lenses upto 25mm to 63mm diameter, with V-arms mounted on stem 9.5mm diameter.
4) Spring pattern, to hold lens or mirror of 50mm diameter, V-groove in centre o f holder. Mounted on 6mm metal rod which fits into standard optical bench mounts and stands. Supplied with bakelite base.

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manometer

For use at moderate pressures, fabricated from glass tubing 6mm bore, 8mm outside diameter. Glass manometer with built-in stopcock mounted on back plate. The apparatus is open at both ends and is supplied unfilled, 250mm long, 32mm wide (75mm wide including the side arm).

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meter scale, hardwood

Horizontal reading, length one meter and width 25 mm. Double scale, one edge divided in inches and tenths and other in centimeters and millimeters also available graduated in vertical readings.

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magnetometer

Comprising a stout metal box, 100mm. diameter, with aluminium dial graduated in degrees 0-90 four times, anti-parallex mirror slot.

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micrometer (screw gauge)

Made of nickle plated brass, with ratchet top, accurately machined stainless steel rod, supplied in plastic case.

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n-p-n transistor unit

Mounted on transparent base, with 4 mm. colour coded sockets, with circuit diagram printed for demonstration.
N-P-N Transistor Unit
P-N-P Transistor Unit

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optical bench

Comprising a wooden baseboard 1.1mx115mm. with a 1m scale divided in millimeters and figured every centimeters, fixed along the front edge and complete with the following accessories: 2 White-face object & receiving screens each comprising a white card having an aperture and index, in a black metal frame 150x100mm with an index mark at the end. 1 plane mirror 150x100mm mounted on a wooden base as above. 4 Lens holders, each comprising a wooden upright with a ‘V’ shaped slot to hold lenses up to 75mm, diameter, mounted on a wooden base 100x50mm with an index line at the end. 1 Needle mounted vertically in a short wooden rod in the center of a wooden base 100x50mm. 1 candle holder. The optical center height of all the components is 100 mm above the base board.

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parallelgram of forces apparatus

To verify the relationship between forces action at a point. on clamp, for mounting in any position. and 12 slotted weights of 50 gms. each.

specification brand size65 x 50 cm accessoryTwo aluminium pulleys 50 mm dia.Three hanger iron nickel plated 50 gm

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pin hole camera

To illustrate images produced by small apertures. Comprising a polished wooden box with a ground glass screen at one end and a hole at the other.

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post office box, plug type

Plug type, in polished wooden box with hinged lid and panel to show circuit connections. Coils of constantan wire double silk covered are wound non- inductively. and resistance arms contains 16 coils from 1 to 5000 ohms with infinity plug. Total value 11, 110 ohms.

specification pair of ratio10, 100, 1000 ohms spring keysContact for Battery & Galvanometer fitted accuracy of coils100 to 500 ohms + 0.05% & of the rest coils +0.1%

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pulleys

Mounted in metal frame, with two hooks and accurately centered alingned.
singletwo hooks
doubleparallel
doublelong
tripleparallel

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convex mirror, glass

Optically worked, silvered back with protective coating.
diafocal length
5050
5075
50100
50150
50200
50300
7550
7575
75100
75150
75200
75300

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travelling microscope

AIM Travelling Microscope consists of a cast iron base with machined-Vee-top surface and is fitted with three levelling screws. A metallic carriage, clamped to a spring loaded bar slides with its attached vernier and reading lens along an inlaid strip of metal scale. The scale is divided in half millimetres. Fine adjustments are made by means of a micrometer screw for taking accurate reading. The Microscope, with its rack and pinion attachment is mounted on a vertical slide, which too, runs with an attached vernier along the vertical scale. The microscope is free to rotate n vertical plane. The vertical guide bar is coupled to the horizontal carriage of the microscope. for holding objects a horizontal stage made of a milki conolite sheet is provided in the base.
eye pieceobjectives
10x15 mm
10x50 mm
10x75 mm
reading0.01mm or 0.02mm

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battery eliminator

Battery Eliminator offered by us is ideally designed to be safe & reliable source of low voltage D.C., for use in class rooms. Both, Universal DC Battery Eliminator and Universal AC Battery Eliminator are available in the market. Allow teachers to conduct experiments requiring a variety of direct voltages while avoiding the decreased characteristics of dry cell. Comprising a heavy duty transformer wound with copper wire with high lamination to avoid losses, selector switch & bridge rectifiers (consists of full wave silicon diode bridge rectifier) with jewel light and safety fuse. We are also reputed amongst the dependable Drill Battery Eliminator Manufacturers, based in India. Output 2-12 VD.C in steps of 2, 4, 6, 8, 10 & 12 Volts

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tuning fork

Set of 8 ordinary with velvet box OR Welch Type Heavy

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newton ring microscope

We are well-established as one of the trusted Newton's Ring Standard Microscope Manufacturers in India. The Newton's Ring Microscope offered by us is extensively demanded in the market as no alternative is available in terms id quality and performance.
Moreover, some of the key features of the Newton's Ring Apparatus, offered by us, are as mentioned below:
Compact instruement with full arrangement for conducting Newton's ring experiment.
A standard microscope unit with 30x magnification and rotatable cross line eye piece.
Focusing of microscope is through Rack and Pinion
Longitudinal movement of 26 mm is done by rotating the drum provided which reads up to 0.001cm.
Complete with optical glass and convex lens inside a metal case
Packed in a sturdy wooden box along with all standard accessories.

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potentiometer

Comprising four constantan wires of 24 SWG, one meter long, clamped under heavy Brass strips of SWG 18 and fitted by screws in such a manner so that it is easily replaceable and has negligible "END ERRORS. Each block is fitted with a heavy lock type brass terminal which is mounted on an 18mm thick ply wooden board with mica on top. The four wires are stretched along the both ends of two full meter scales. Overall dimension: 1.12m x 100mm x 50mm high including terminals. Supplied complete with Pencil Jockey along with lead for connections & detailed working manual.

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spherometer

Clients can avail from us a matchless collection of Spherometer. These are fabricated under the utmost care of professionals using cutting edge technology. Our collection of Spherometer is free from any defects and complies with several quality standards. These are perfect for accurate measurement of the radius of curvature of spherical lenses. Clients can avail this Spherometer at industry leading prices from us.

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educational galvanometer

We offer high quality Tangent galvanometer. The magnetometer is supported on a brass tube fitted on an ebonite plate, which is free to revolve in the base of the instrument. The magnetometer & the ring can both be rotated independently of the base which is with levelling screws.

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meter bridge

As a prominent manufacturer we are involved in manufacturing and supplying the best quality of Meter Bridge. We are providing these Meter Bridges which are known for their excellent quality, accurate dimension and affordable prices. Our Meter Bridges are manufactured by our highly qualified team of engineers to ensure durability and life long services provider. To enhance the useful benefits we provide these Meter Bridges at affordable prices in the market.

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physical gram weights

sr nocapacity
11 gm
22 gm
35 gm
410 gm
520 gm
650 gm
7100 gm

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physical weight box

sr nocapacity
1100 gm
2200 gm

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balance dial type

We offer high quality Tangent galvanometer. The magnetometer is supported on a brass tube fitted on an ebonite plate, which is free to revolve in the base of the instrument. The magnetometer & the ring can both be rotated independently of the base which is with levelling screws.
balance dial type (1005)
11 kg
25 kg
310 kg

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triple beam balance

For direct reading with sliding weight and for quick weighing with triple beam facilities. Its outstanding characteristics its great convenience due to the fact that the balancing weights are permanently secured to the beams. An adjusting screw is provided for leveling the beam which is enclosed in a metal guard to provide protection from of bending or break in. The balance is fitted on a metallic base.
sr nocapacity
1110 gms
2310 gms
3610 gms

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babinet compensator

The instrument consists of two round scales. One with index and the other with vernier. The first scale (index scale) is for turning the analyzer into the azymuth. The second scale (vernier scale) is for measuring the degree of orientation of a wedge box. The wedge box contains two wedges cut in mutually perpendicular direction of optics axis in quartz. The long wedge is movable by means of a micrometer screw minimum reading of the movement is taken. Micrometer screw minimum reading 0.001 cm. 1291 (a) Without Quarter Wave Plate 1291 (b) With Quarter Wave Plate.

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barometer fortins

For school/college laboratories. Nominal 6 mm bore glass tube. With engine divided dual scales 675 to 820 x 1 mm Hg and 26.5 to 32.5 x 0.05 inch Hg. Verniers reading 0.05 mm and 0.002 inch. Mounted on polished wooden board for wall mounting. Supplied without mercury but with instructions for filling
spares
1Standard Model 8 mm Borosil glass tube
2Deluxe Model 10 mm Borosil glass tube
3leather bag

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ampule clarity test set

ampule clarity test kit

ampule filling & sealing device

Hand operated without gas cylinder for sealing, but supplied with gas burner (filling capacity from 10 mI. to 50 ml.)

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ampule washing machine

Jet needle type, consist of 6 S. Steel needle jets fixed on a brass (chromium plated) pipe of 12.5 mm dia with side tap and serrations for fixing rubber with tap water. Springs loaded ampul holding arrangement for various sizes of ampuls. With stainless steel bottom tray on stand.

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Analgesiometer Eddys Hot Plate Old Model

Eddy’s Hot plate consisting of 30x30 cms. heating surface with perpex enclosure and solid state temperature controller with Micro-controller based Digital Temperature Indicator controller to set surface temp. Between 30 to 80C.

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Analgesiometer Mark Iv

radiant heat type With Digital Chronoscope.Same as mark-1, but with foot switch & Digital Time Interval Counter.

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Analgesiometer tail flick

It provides pain stimulus by heated nichrome wire in a Rat’s tail to determine analgesic effect of drugs. Complete with one spare element to work on 220 A.C.

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aseptic cabinet

Size 95x50x50 cms with sloping front. Acrylic sheet front and side doors (full visible Transparent) 3'' germicidal ultraviolet tube and 2'' fluorescent tube for white light with necessary choke blast, starter and switches fitted. Also main lead and plug provided. Two holes with rings and sieves for insertion of arms provided. (b) -do- fitted with small tube.

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ball mill 2kg

For mixing & grinding, electrically operated having capacity of few gms to 1 Kg & 2 Kg. Fitted with geared Motor with max. speed of 80 rpm.The jar is made of SS and having steel balls of different sizes to be put in jar for mixing & grinding pesticides powder.Jar is interchangeable and easily removable, light in weight and compact unit working on 220 V AC with cap. 1 KG.
-do- S.S. Drum 2 Kg. capacity.
-do- Aluminium Drum 1 Kg capacity.
-do- Aluminium Drum 2 Kg capacity.

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bottle sealing machine

SEALING MACHINE (Bottle sealing machine)
(a) Hand operated.
(b) -do- electrical operated (mounted on heavy stand.)

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capsule filling machine

A versatile lever operated semiautomatic machine for various operations with levers is order of
1. plates for putting of capsule by hand
2. removal of caps
3. filling of powder by dispensing of brush pressing
4. fixing of caps and sealing
5. Injection of capsules.
Contact parts of stainless for 100 capsules of size 0 to 2 or 5 (anyone size in order). -do- capacity of 200 capsules at time.

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coating pan

(Electric operated) with 4 tubes. (b) -do- with 6 tubes.

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collapsible tube filling machine

Stroke type, barrel and piston arrangement with strock setting for various capacity of filling of tubes (from 5 gms to 50 gms.) detachable nozzles provided for each separate capacity. All contact parts are of stainless steel also stainless steel holder. Built on cast iron body, hand lever operated.

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conical percolator

Capacity 1000 mI. with lid drain cock, stainless steel sieve on 3-leged stand.

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continuance avoidance response test apparatus

Capacity 1000 mI. with lid drain cock, stainless steel sieve on 3-leged stand.

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cook's pole climbing

Cook's pole climbing

crimping machine

Hand lever sliding movement with touched jaws spring action release of jaws, Robust construction.

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digital activity cage

Capacity 1000 mI. with lid drain cock, stainless steel sieve on 3-leged stand.

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digital activity cage new model

Digital activity cage new model

Disintegration Double Basket

The test equipment work on up and down movement of tablet in medium of water kept at 370C. Built in a steel cabinet of 17"x12"x9" high which housed a geared motor for the vertical shaft drive the shaft moves up and down by 50 to 60 mm at speed of 28-32 strokes per minute. On the upper end of the shaft fitted a horizontal strip with clamp on either side. These clamps hold glass vessels open at both ends and with stainless steel wire gauge with rubber rings at the lower end, which dips in water. Two independently thermostatically controlled hot plate rating 65 watt are fixed on the top of the cabinet upon which beakers of 1000 ml size are placed filled with water. Temperature is maintained at 37°C with and accuracy of 10C. Independent switches with neon indicators for motor hot plates are fitted on a panel. Mains fuse with two meters mains cord and plug provided. Work on 220 volts A.C. mains.

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disintegration test apparatus

The test equipment work on up and down movement of tablet in medium of water kept at 370C. Built in a steel cabinet of 17"x12"x9" high which housed a geared motor for the vertical shaft drive the shaft moves up and down by 50 to 60 mm at speed of 28-32 strokes per minute. On the upper end of the shaft fitted a horizontal strip with clamp on either side. These clamps hold glass vessels open at both ends and with stainless steel wire gauge with rubber rings at the lower end, which dips in water. Two independently thermostatically controlled hot plate rating 65 watt are fixed on the top of the cabinet upon which beakers of 1000 ml size are placed filled with water. Temperature is maintained at 37°C with and accuracy of 10C. Independent switches with neon indicators for motor hot plates are fitted on a panel. Mains fuse with two meters mains cord and plug provided. Work on 220 volts A.C. mains.

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Disintegrator Test Apparatus Big Motorised

Capacity 1000 mI. with lid drain cock, stainless steel sieve on 3-leged stand.

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dispensing balance

(Preferably Torsion with a removable glass pan or S.S pan suitable for weighing 50 gms to 200 gms and very good sensitivity (also Known as Dispensing Balance). Available in following ranges a) 50 gms b) 100 gmsc) 200 gms.

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anemometer lutron

Owing to our countable experience of the industry, we have been able to offer a range of Anemometer Lutron. These product are formulated under the strict vigilance of the professionals. The offered product finds its use in various technical applications in different industrial sectors.
Moreover, our rendered product incorporates the following features:
• Portable
• Fast Item Code: AM4201 accurate reading
• Digital readability
• Convenient remote sensor
• Compact housing cabinet
• Applied in checking air conditioning, heating systems; measuring air velocities, wind speeds, temperature
• Multi-functions for air flow measurement: m/s, km/h, ft/min, knots.
• Low-friction ball-bearing design resulting in accuracy at both high and low velocities.
• Conventional twisted vane arms, always a source of unreliability have been eliminated.
Specification :
• ANEMOMETER DIGITAL PROVA, TAIWAN Make, Model AVM - 01 With Data Hold Range: 0.0 - 45.0 m/sec, 0.0 - 140.0 km / hour, 0 - 880 ft / min., 0.0 - 88.0 knots / hour
• THERMO - ANEMOMETER, DIGITAL, PROVA TAIWAN Make Model AVM-03 with Temperature, Range: 0-45 m/s, 0-88.0 knots, 0-8800 ft/min, & 140.0 km/hr. Range: 0-60ºC/32-140ºC
• FLOW ANEMOMETER DIGITAL, PROVA TAIWAN Make, Model AVM - 05, 2 x 4 DIGIT Dual LCD Display Range: 0.0 - 45.0 m/sec, 0.0 - 140.0 km / hour, 0 - 8800 ft / min., 0.0 - 88.0 knots / hour, 0 - 100 miles / hour, 0ºC - 45ºC & 32ºF - 113ºF
• ANEMOMETER DIGITAL LUTRON TAIWAN Make, Model AM-4201 Range: 0.4-30.0 m/s, 1.4-108.0 km/h, 80-5910 ft/min. & 0.8-58.3 knots
• THERMO - ANEMOMETER DIGITAL, LUTRON TAIWAN Make, Model AM - 4202 with data hold Range : 0.4 - 30.0 m/sec, 1.4 - 108.0 Km/Hr, 80 - 5910 ft/min, 0.8 - 58.3 knots/hr, 0OC - 60ºC & 32ºF - 140º F
• THERMO + ANEMOMETER + HYGROMETER, Model : AM-4205 LUTRON Taiwan Range : 0.4-25.0 m/s 1.4-90.0 Km / hr, 80-3940 ft / min, 0.9 - 55.9 mile / hr, 0.8-48.6 knots, 0-50ºC & 32ºF - 122ºF 10-95% RH with RS-232 Serial Interface
• FLOW ANEMOMETER Digital LUTRON Taiwan, Model: AM-4206 With Data old & RS-232 Range : 0.4-25.0 m/second 1.4-90.0Km/Hour 80-4921 ft/Minute 0.8-48.6 Konts/Hour cmm 0 To 999,900 m/Minute cfm; 0 To 999,900 ft/minute 0ºC-50ºC & 30ºF-122ºF
• FLOW ANEMOMETER Digital LUTRON Taiwan, Model: AM-4206 With Data Hold & RS-232 All Same As AM-4206 But With Metal Van Probe
• THERMO - ANEMOMETER Digital Imported Range : 0.0-45.0m/second 0.0-140.0 Km/Hour 0-8800 ft/min 0.0-88.0 konts/hour 0.0-100.0 mph-50- +70ºC & 58ºF -140ºF
• FLOW ANEMOMETER Digital Prova Taiwan, Model : AVM - 07 Same As Avm-05 With RS-232 & Memory Of 2,000 Records
• Spare Fan (vane) for Anemometer, LUTRON TAIWAN Make, Model AM-4201/4202
• HOT WIRE THERMAL DIGITAL ANEMOMETER, LUTRON, TAIWAN Model AM-4204, with Telescopic Probe Range: 0.2-20 m/s, 0.7-72.0 km/h, 40-3940 ft/min. 0.5-44.7 mile/h, 0.4-38.8 knots
• THERMO - ANEMOMETER, DIGITAL AZ Instruments, TAIWAN, Model 8903 / 8904 Range: 0.4-30 m/sec & 80-6900 ft/min Temp: -10 to 50ºC/ + 14 to 122ºF Vane & Hot Wire Velocity Meter, TPI
• ANEMOMETER, Cup Counter Type as per IS: 5912-1970 Best INDIAN

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digital electronic time large lcd display

Count up and Countdown function The countdown time Reaches 99 minutes 59seconds.
* Attractive appearance and easy operation
* DIGITAL ELECTRONIC TIME LARGE LCD DISPLAY CLEAR & LOUND SOUND is magnet, Table support and spare hang in the back of the product.
* Sound loud & clear.
* Big LCD display (99 minutes : 59 seconds Count up & Count down Timer)

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ball & ring apparatus a

Experiment to show that the ball passes through to the ring when cold but will not pass through after being heated. Comprising a brass ball 25 mm dia, a brass ring mounted on a rod with a handle, a chain is provided to hold the ball with the ring. 171.1 Mounted on a tripod base.

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ball & ring apparatus b

Experiment to show that the ball passes through to the ring when cold but will not pass through after being heated. Comprising a brass ball 25 mm dia, a brass ring mounted on a rod with a handle, a chain is provided to hold the ball with the ring. 171.1 Mounted on a tripod base but the Ring & ball with separate handles

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block calorimeter

Metal, for experimental determination of specific heat of different metals, cylindrical metal blocks 1 kg ± 2%. Each block has a central hole for a special immersion heater and a smaller hole for thermometer.
PHY-189.1Aluminium alloy PHY-189.2Mild steel PHY-189.3Copper PHY-189.4Brass

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barometer case

For Fortin’s barometer made of wood nicely polished with three sides glass panels.

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boyle's law apparatus

Two glass tubes 220 mm long, one is closed at the top and other one is open and connected by 1 Meter pressure rubber tubing. Both the tubes are mounted on the brackets which can be locked in any portion on the metal supporting rods. Stand carries a graduated scale 0 to 100 cm.Mercury required for this 3 apparatus is approx.30 cm.Supplied without mercury.

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bourdon gauge

A circular gauge having an overall diameter of 100 mm and a depth of 40 mm. Fitted on a base, with a tubule to provide connection to the pressure system.

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bucket & cylinder

To demonstrate the principle of Archimedes. Brass, bucket with suspension loop at top and a hook at bottom, with the cylinder having a suspension hook at top. Cylinder is 50 x 16 mm dia, overall length including hook and suspension loop is 110 mm approx.

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calorimeter aluminum
calorimeter set

Copper calorimeter 75 x 50 mm , insulated, outer vessel of 100 x 65 mm size with a plastic cover having holes for thermometer and stirrer. Holder for thermometer is fixed to the outer vessel. Complete with stirrer.
phy-186.1copper vessel phy-186.2aluminum vessel

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calorimeter joules

Copper calorimeter of size 63 x 63 mm enclosed in an outer vessel of 80 x 90 mm size, with lid having terminals, a heating coil suitable for 3-6 V supply and holes for thermometer and stirrer, nickel plated. With stirrer but without thermometer.

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compound bi metallic strip

For showing the differential expansion of two different metals.. Brass & iron size 200 x 25 mm provided with wooden Handle.

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conductivity apparatus

Four metal strips of copper, brass, aluminium, iron having small grooves at outer ends for holding phosphorous and screwed on a wooden ring of outer dia 125 mm out side dia, strips meeting in the centre.

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convection tube

To show convection of heat in water, comprising a 350 x 200 mm approx. rectangle of 18 mm glass tubing, with short funnel at top.

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crookes radiometer single

Mounted on a bakelite stand, a set of four mica vanes, with one side of each blackened, in a partially exhausted glass bulb, with stand.

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cubes assorted material

20 mm side comprises of assorted material set of 6 (aluminium, copper, brass, iron, lead, zinc).

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cylinders set equal in size

A set of six metal cylinders 40 x 10 mm dia of copper, brass, iron, zinc, lead and aluminium.

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capillary tube apparatus

Metallic frame with six glass tubes of different bores, each of 150 mm length, fitted with corks, to show different heights of water column in different bore tubes.

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charle's law apparatus

With a glass U tube with a bulb and tap at the upper end of one limb and other limb open. From the bottom of the ‘U’ is an outlet tube which passes through a bung and terminates in a tap. The stem below the bulb is graduated 3 x 0.1 ml, an inlet tube with Mohr clip also passes through the bung. The glass water jacket encloses the U tube. All glass parts made of borosilicate glass required only 20 ml mercury. Without mercury.

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compound pendulum

Metallic bar 1000 x 19 x 6 mm with holes at every 50 mm along the centre line. For the suspension of the bar, a steel knife edge is mounted in a wall bracket.

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constant level tank

Comprising a brass 100 x 75 mm dia with 3 tubes for water inlet, outlet and overflow with a boss head and stand.

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crookes radiometer double

Mounted on a bakelite stand, a two sets of mica vanes placed in two separate bulbs, blackened in such a way that rotations are in opposite directions.

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cylinder set equal in mass

A set of six metal copper, brass, aluminium, zinc, iron and lead each of 100gms ±10%.

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dynamics trolley

Made of wood, 300 mm long, metal reinforced ends, three low-loss ball-bearing wheels and fitted with spring loaded impulse rod. Rod has three positions to provide different impulses and is triggered by a release pin. Four removable metal legs to enable stacking of trolleys.

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ether thermoscope

For detecting thermal radiation with bulb 30 mm dia approx. one bulb painted matt. black. Partially evacuated. Mounted on wooden stand.

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force pump

Made of glass, working model with visible valves, mounted on wooden stand.

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friction calorimeter unit

Comprises of copper calorimeter 60 x 6 mm with integral pulley of 20 mm dia. rotates in a boss, mounted on base and the friction brake consists of cork lined jaws on pillar, both mounted on base.

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hand wheel driving unit

Two 75 mm dia pulleys, one is driving and other is output pulley. With the pulley and the intermediate pulleys are both 75mm diameter, and intermediate pulley is 20mm diameter. Pulley shafts are mounted on base.

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hangers for slotted masses

A heavy metal body knurled zero adjusting knob; strong plated steel hanger and load hook.
phy 134.120 gm phy 134.250 gm phy 134.3100 gm

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