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Physics Instruments

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Calendar & Barns Apparatus 'Abron'

AP-695

* It has horizontal corning glass tube open at both ends having the heating element coil about
40 cm long made of Nichrome wire.
* Mounter on a polished wooden base.
* With constant level tank fitted on stand but without thermometer.
AP-695-A Calendar & Barns Apparatus
Complete on Base
AP-695-B Transformer Abron 0-12 volts

Price : Rs 0 eachSend Enquiry
 
   
   
 

Callendar And Griffth Bridge (Platinum Resistance Thermometer Bridge)

AP-669B

* Resistors are of manganin coils. Bridge wire is accurately calibrated.
* Vernier is attached to the sliding contact and fine slow motion available mercury contacts are fitted.
* Length of the slidewire is 30 cm.
* Resistance values are 0.1, 0.2, 0.4, 0.8, 1.6, 3.2, 6.4, 12.8 and 0.15 ohm for 30 cm slide wire.
* Range of resistance measurable
* Accuracy of adjustement + 0.01%.
Accessories at Extra :
(i) An audio frequency oscillator of 1 KC/S
a.and a variable output of 10 volts is used as a source of supply.
(ii) A pair of headphone of good sensitivity is used as
a detector in the bridge network.

Price : Rs 0 eachSend Enquiry
 
   
   
 

Callendar And Griffth Bridge Dial Type Abron

AP-669A

* The 50 cm long slidewire of 1 ohm resistance is calibrated into 100 equal parts.
* 14 coils are arranged in series in dial form each being of 1 ohm resistance.
* Terminals arranged for appropriate working of different instruments provided with sliding jockey on rod.
* Accuracy of adjustment + 0.05%.
Accessories at Extra :
(i) An audio frequency oscillator of 1 KC/S
a.and a variable output of 10 volts is used as a source of supply.
(ii) A pair of headphone of good sensitivity is used as
a detector in the bridge network

Price : Rs 0 eachSend Enquiry
 
   
   
 

Calliper Vernier 'Abron'

AP-696

Plated steel, columbus type calliper enabling the user to read
either inside, outside or depth measurements.
With dual scale 0-12 cm x 0.1 mm.
Imperial scale graduated to 5 x 1/128 inches
provided with thumb wheel for easy motion of jaws,
AP-696-A CALLIPER VERNIER
12.5cm Wheel Type
with depth gauge
AP-696-B IME TYPE
15cm superior
AP-696-C Box for IME
AP-696-D CALLIPER VERNIER Digital
15cm Wheel Type
with depth gauge
AP-696P CALLIPER VERNIER Plastic

Price : Rs 0 eachSend Enquiry
 
   
   
 

Calorimeter Copper 'Abron'

AP-697

* It consists of a rectangular wooden box of size
9.5 x 9.5 x 9.5 cm fitted with thermometer holder.
* Packed with felt for thermal insulation.
* With copper stirrer but without thermometer.
AP-697-A CALORIMETER COPPER
in box 2" 3"
AP-697-B CALORIMETER COPPER
In Box 3" 4"
AP-697-C CALORIMETER COPPER
Special Metal Box Round 3" x 4"
A complete set in copper comprising :
1 inner vessel 75 x 50 mm diameter carried on
cork supports 1 outer vessel 100 x 75 mm diameter;
1 lid for outer vessel with central tubule for thermometer
and slit for stirrer; 1 stirrer
AP-697-D With parallel sides and rolled rim.
Height (mm) x Diameter (mm)

Price : Rs 0 eachSend Enquiry
 
   
   
 

Calorimeter Jouls 'Abron'

AP-698

* Inside a copper vessel with outer vessel superior
quality wood box of size 9.5 x 9.5 x 11.5 cm. fitted
with bakelite lid with hole for thermometer and stirrer.
supplied without thermometer.
* Having resistance coil (26 S.W.G. resistance wire
working current 0.5 A with a maximum of 1 A).
* Two brass terminals are provided for electric
connection supplied without thermometer.
AP-698-A CALORIMETER JOULS
in box 2" 3"
AP-698-B CALORIMETER JOULS
3" 4"
AP-698-C CALORIMETER JOULS
Special 3" x 4" with clamp
Comprises a nickel-plated copper calorimeter 63 x 63 mm
enclosed within an outer vessel 80 x 90 mm.
A close-fitting lid is provided with a wire stirrer, and a pair of
4 mm socket terminals connected to
a Constantan wire heating coil.
The resistance of the coil is approximately
6 ohms and should be used with a current of 0.5 A
With a maximum of 1 A.
The water equivalent of the stirrer is about 0.67 g.
Supplied without thermometer.

Price : Rs 0 eachSend Enquiry
 
   
   
 

Cantilever- 1 meter

AP-699

A steel C.P. bar (100 x 18 x 0.3 cm (L x B x W) having a hook at one end. The whole metallic bar is marked with lines. The all lines are separated from each other at a distance of 5 cm. The cantilever bar is held horizontally keeping its breath in horizontal position


Price : Rs 0 eachSend Enquiry
 
   
   
 

CapillaryTubes 'Abron'

AP-700

Outer dia 4-6 mm.
Inner dia 1 mm approximately.
Length 10".
(Pack of 10)

Price : Rs 0 eachSend Enquiry
 
   
   
 

Carbon Rods electrode 150mm long

AP-975d

Carbon Rods Size Qty.

150mmx 20mm

150mm x12mm

P.Doz

Price : Rs 0 eachSend Enquiry
 
   
   
 

Carry Foster Bridge

AP-670A

Carry Foster Bridge suitable for comparing resistance to a very high degree of accuracy. The slide wire has stout Copper due to temperature difference the ratio coils are wound on the same ebonite bobbine provided with copper pins which dip into mercury cup. Coils can be interchanged by means of commutator with connector, Bridge supplied with one slide wire but without mercury.


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Cathetometer 'Abron'

AP-701

A Telescope superior
The instrument is designed for use in the vertical and horizontal planes.
The vertical guide bar is made of metal and is of special type.
It rotates on ball centres having bearings and can be clamped in any position.
The cast iron frame supporting the vertical guide bar is fitted with levelling screws.
Range either 50 cms. or 100 cms.
Measuring Range : Either 0 to 50 cm or 100 cm
Length of Scale : 1030 mm
Magnification of
Telescope
: 10x
Visual Distance : 100 cm to infinity
Graduation : 0.5 mm in division
AP-701-A CATHETOMETER 50cm
Model(a)50 cm long graduated bar
AP-701-B CATHETOMETER 100cm
Model(b)100 cm long graduated bar

Price : Rs 0 eachSend Enquiry
 
   
   
 

Cathetometer 100cm Abron

AP-701B

The instrument is designed for use in the vertical and horizontal planes. The vertical guide bar is made of metal and is of special type. It rotates on ball centres having bearings and can be clamped in any position. The cast iron frame supporting the vertical guide bar is fitted with levelling screws. Range either 100 cms. Measuring Range : Either 0 to 50 cm or 100 cm Length of Scale :1030 mm Magnification of Telescope:10x Visual Distance:100 cm to infinity Graduation: 0.5 mm in division-Model (b)100 cm long graduated bar


Price : Rs 0 eachSend Enquiry
 
   
   
 

Cathetometer 50cm Abron

AP-701A

The instrument is designed for use in the vertical and horizontal planes. The vertical guide bar is made of metal and is of special type. It rotates on ball centres having bearings and can be clamped in any position. The cast iron frame supporting the vertical guide bar is fitted with levelling screws. Range either 50 cms. Measuring Range : Either 0 to 50 cm or 100 cm Length of Scale :1030 mm Magnification of Telescope : 10x Visual Distance :100 cm to infinity Graduation: 0.5 mm in division


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CDS Constant Deviation Spectrograph Accessories

AR-1013.03

AR-1013.10-CDSparts Long collimator Arm
AR-1013.11-CDSparts Standard Accessory bar nearly 3 feet long
AR-1013.12-CDSparts PLATE CAMERA
AR-1013.13-CDSparts FILM PLATE HOLDER
AR-1013.14-CDSparts MICROMETER eye piece fillar type Accuracy 0.001cm
AR-1013.15-CDSparts Slit with Micrometer L.C. 0.01 mm with Diaphragm.
AR-1013.16-CDSparts for 2 different wave length spectra comparison
AR-1013.17-CDSparts Extension mount for holding L.G. plate/Edser Butler Plate/Fabry perot Elaton with E.D.F.
AR-1013.18-CDSparts Fabry Parot Etalon Aperture 30 mm /15mm
AR-1013.19-CDSparts Fabry Parot Etalon Aperture 3mm
AR-1013.20-CDSparts Fabry Parot Etalon Aperture 5mm
AR-1013.21-CDSparts Fabry Parot Etalon Aperture 10mm
AR-1013.22-CDSparts Edser Butler plate for determining Wave Length
AR-1013.23-CDSparts Lummer Gechracke Plate with stand
AR-1013.24-CDSparts Condenser with stand.
AR-1013.25-CDSparts Arc and spark stand Adjustable by Rack and Pinion
AR-1013.26-CDSparts Arc and spark stand Power Pack
AR-1013.27-CDSparts Mercury Lamp with Choke and Box
AR-1013.28-CDSparts Sodium Vapour Lamp 35 Watt with heavy Transformer and Box
AR-1013.29-CDSparts for Arch stand Carbon Rod
AR-1013.29-CDSparts for Arch stand Rod
AR-1013.29-CDSparts for Arch stand Aluminium Rod
AR-1013.29-CDSparts for Arch stand Iron Cast Iron Rod
AR-1013.30-CDSparts Silver Tip with Iron Back
AR-1013.31-CDSparts Glass Cell with stand


Price : Rs 0 eachSend Enquiry
 
   
   
 

CDS Constant Deviation Spectrograph Dedf Glass Prism

AR-1013b

For direct reading for visible wavelength of Spectrum, special series, emission spectra of elements, absorption spectra of compounds, fluorescence spectra, Band Spectra, Zeman effect and determination of E/M, Deflection of traces of metallic elements, Raman spectra of liquids, Polarisation studies, unknown substances Analysis.

Construction : The instrument has heavy pillar for mounting Collimator / Telescope Prism Housing. Prism Table properly housed rotatable Calibrated wave length drum. Achromatic high resolution Lenses in Telescope and collimator with Rack and Pinion eye piece.Collimating tube is provided with optically worked / film shade slit, which is provided with drum having reflective Index 1.66 / 1.74 mechanism to read the opening of the slit. Collimating lens (Achromatic) of 44 mm dia, 350 mm GL.

Telescope tube is provided with rack and pinion arrangement to focus the spectral line on to the pointer provided against the eye piece with Micrometer LC 0.01 cm.

L. C. of spectrograph + 2 A


Price : Rs 0 eachSend Enquiry
 
   
   
 

CDS Constant Deviation Spectrograph EDF Glass Prism

AR-1013.01

For direct reading for visible wavelength of Spectrum, special series, emission spectra of elements, absorption spectra of compounds, fluorescence spectra, Band Spectra, Zeman effect and determination of E/M, Deflection of traces of metallic elements, Raman spectra of liquids, Polarisation studies, unknown substances Analysis.
Construction : The instrument has heavy pillar for mounting Collimator / Telescope Prism Housing. Prism Table properly housed rotatable Calibrated wave length drum. Achromatic high resolution Lenses in Telescope and collimator with Rack and Pinion eye piece.Collimating tube is provided with optically worked / film shade slit, which is provided with drum having reflective Index 1.66 / 1.74 mechanism to read the opening of the slit. Collimating lens (Achromatic) of 44 mm dia, 350 mm GL.
Telescope tube is provided with rack and pinion arrangement to focus the spectral line on to the pointer provided against the eye piece with Micrometer LC 0.01 cm.
L. C. of spectrograph + 2 A'
(A) E.D.F. GLASS PRISM : Mat, optically glass u = 1.65. Three faces of the prism are optically flat to surface finish lemda/10


Price : Rs 0 eachSend Enquiry
 
   
   
 

Cell Battery Lead Accumulater 'Abron'

AP-704

Uncharged without Acid solution
AP-704-A BATTERY 2V, 20AH
AP-704-B BATTERY 2VM 45 AH
AP-704-C BATTERY 6V Globe
AP-704-D BATTERY 12V large
AP-704-E BATTERY 12V Small

Price : Rs 0 eachSend Enquiry
 
   
   
 

Cell Box 4 cells Abron

AP-704f

AP-704H Cell Box 4 cells

Price : Rs 0 eachSend Enquiry
 
   
   
 

Cell Daniel 'Abron'

AP-702a

* This cell is steady & reliable. Chemicals are not included.
* It consists only copper pot of size 5-1/2" x 3-1/2",
empty porous pot
and zinc rod.
Jointless Copper pot
supplied without electrolyte.
AP-702-B CELL DANIEL Pot Only
* Heavy-gauge copper outer vessel with an internal
perforated shelf for copper sulphate crystals,
supplied without electrolyte.
AP-702c CELL DANIEL Porour pot spare

Price : Rs 0 eachSend Enquiry
 
   
   
 

Cell Laclanche Cell Abron

AP-703a

Complete with plastic pot,
zinc rod and filled porous pot
AP-703b LACLANCHE CELL Filled Porous pot only

Price : Rs 0 eachSend Enquiry
 
   
   
 

Cell Simple Abron

AP-705

For studying a voltaic cell.
It consists of copper plate,
zinc place
and plastic jar.

Price : Rs 0 eachSend Enquiry
 
   
   
 

Cell-Nife 2v Abron

AP-706

Alkali charged,
disposal Crate of 2 Cell
AP-706-A NiFe Cell 25 AH
AP-706-B NiFe Cell 45 AH
AP-706-C NiFe Cell 75 AH
AP-706-D NiFe Cell 100 AH
AP-706-E NiFe Cell 125 AH

Price : Rs 0 eachSend Enquiry
 
   
   
 

Cell-Nife Electrolite 'Abron'

AP-707

For Nife Cell [450 gm pack]

Price : Rs 0 eachSend Enquiry
 
   
   
 

Charles Law Apparatus

A glass U tube, 15 mm dia, with one limb plain 220 mm long and other limb graduated 25 to 35 x 0.2 ml, 120 mm long terminating in a bulb 38 mm diameter, with third limb 185 x 6 mm (L x D) joined at right angles to the plane of the other two, short length of glass tubing mounted in end of wide bore plain limb with rubber bung, a piece of rubber tube and a pinch clip. Supplied with tall form beaker 1000 ml and stirrer. 30 ml mercury is required. Supplied without mercury and without thermometer.

Accessory
Thermometer -10 to 110°C x 1° C


Price : Rs 0 eachSend Enquiry
 
   
   
 

Class XII-exp-05 Measurement of Electromotive Force and Potential Difference To determine the internal resistance of a given primary cell using poten-tiometer.

AP-12b23-05

Measurement of Electromotive Force and Potential Difference

Class XII Apparatus: A potentiometer, a battery (or battery eliminatr), two one-way keys, a rheostat of low resistance, a galvanometer, a high resisitance box, a fractional resistance box, an ammeter, a voltmeter, a cell (say Leclanche cell), a set connecting wires and a piece of sand paper


Price : Rs 0 eachSend Enquiry
 
   
   
 

Class XII-exp-06 To determine resistance of a galvanometer by half deflection method and to find its figure of merit.

AP-12b23-06

Galvanometer, Ammeter and Voltmeter

To determine resistance of a galvanometer by half deflection method and to find its figure of merit. To convert it into an ammeter of desired range and to verify the same.

Class XII Apparatus : A weston type galvanometer, a voltmeter, a battery or battery eliminator, two (5000 Ω and 500 Ω) resisitance boxes, two one-way keys, a rheostat, a screw gauge, a metre, scale, an ammeter of given range, connecting wires and a piece of sand paper.


Price : Rs 0 eachSend Enquiry
 
   
   
 

Class XII-exp-07 Galvanometer, Ammeter and Voltmeter To determine resistance of a galvanometer by half deflection method and to find its figure of merit.

AP-12b23-07

Galvanometer, Ammeter and Voltmeter

To determine resistance of a galvanometer by half deflection method and to find its figure of merit. To convert it into a voltmeter of desired range and to verify the same.

Class XII Apparatus: A weston type galvanometer, a voltmeter of 0-3 volt rang, a battery of two cells or battery eliminator, two (5000 Ω and 500 Ω) resisitance boxes, two one way keys, a rheostat, connecting wires and a piece of sand paper.


Price : Rs 0 eachSend Enquiry
 
   
   
 

Class XII-exp-08 Frequency of A.C. (Alternating Current) Mains To find the frequency of the A.C. mains with a sonometer (and an electro-magnet)

AP-12b23-08

Frequency of A.C. (Alternating Current) Mains

Class XII Apparatus: A sonometer (with soft iron wire), a set of eight tuning forks, kg hanger, seven kg slotred weights, an electromagnet with a step-down transformer, clam, clam, stand, rubber pad, paper rider, metre scale


Price : Rs 0 eachSend Enquiry
 
   
   
 

Class XII-exp-09 Focal Length of Spherical Mirrors To find the value of v for different values of u in case of a concave mirror and to find the focal length [by plotting graphs:(i) between u and v

AP-12b23-09

Focal Length of Spherical Mirrors

Class XII Apparatus: An optical bench with three uprights (zero end upright fixed, two outer uprights with lateral movement), concave mirror, a holder, two optical needles (one thin, one thick), a knitting needle and a half meter scale


Price : Rs 0 eachSend Enquiry
 
   
   
 

Class XII-exp-10 Focal Length of Spherical Mirrors To find the focal length of a convex mirror using a convex lens

AP-12b23-10

Focal Length of Spherical Mirrors

Class XII Apparatus: An optical bench with four uprights (two fixed uprights in middle, two outer uprights with lateral movement), convex lens (20 cm focal length), convex mirror, a lens holder, a mirror holder, two optical needles, (one thin one thick) a knitting needle, and a half metre scale


Price : Rs 0 eachSend Enquiry
 
   
   
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