Same as RE5057, but enclosed in a wooden box with a bakelite top.

In bakelite case with 4mm socket terminals, non-inductively wound coil. Accuracy 1%.

• -01 Resistance 0.2 ohms
• -02 Resistance 0.5 ohms
• -03 Resistance 1 ohms
• -04 Resistance 2 ohms
• -05 Resistance 5 ohms
• -06 Resistance 10 ohms
• -07 Resistance 20 ohms
• -08 Resistance 50 ohms
• -09 Resistance 100 ohms
• -10 Resistance 200 ohms
• -11 Resistance 500 ohms
• -12 Resistance 1000 ohms

Split brass contact blocks hold precision cut, interchangeable plugs having moulded black bakelite tops, in polished wooden box with bakelite top. Coils of double silk covered manganin wire and provided with two 4mm socket terminals. Accuracy "0.1%.

• -01 Range 0.1-1 ohm
• -02 Range 0.1-5 ohm
• -03 Range 0.1-10 ohm
• -04 Range 0.1-50 ohm
• -05 Range 1-50 ohm
• -06 Range 1-100 ohm
• -07 Range 1-500 ohm
• -08 Range 1-1000 ohm
• -09 Range 1-5000 ohm
• -10 Range 1-10000 ohm

Designed to study various electronic components. Comprises of an acrylic base mounted with one each of LED, Germanium Diode, Zener Diode, PNP Transistor, NPN Transistor, Electrolytic Capacitor and Resistance. Provided with 4mm socket connections.

Insulator tube, wound with oxidized Eureka wire and mounted on bakelite frame, is provided with laminated brush contacts of phosphor bronze strip, nickel plated rod and 4mm socket terminals. Can be used as series resistance or potential divider.

Max. Current  Resistance Tube Size (A S mm)

• -01 0.3 1700 200x43
• -02 0.3 2100 200x56
• -03 0.3 2250 250x43
• -04 0.5 1000 300x43
• -05 0.6 800 350x43
• -06 0.8 400 250x56
• -07 1.0 116 150x43
• -08 1.0 225 200x56
• -09 1.4 160 300x43
• -10 2.3 34 200x43
• -11 2.3 56 250x56
• -12 2.8 22 200x43
• -13 3.3 16 200x43
• -14 4.2 12 200x43
• -15 5.0 9 250x43
• -16 5.0 14 300x56
• -17 6.0 4.4 200x43

• -18 6.0 10.5 400x43

Same as RE5064, but mounted on metal frame with perforated cover.

Consists of one or more dials each consisting of ten-position switch and two 4mm sockets fitted in a metal box. Accuracy "1%.

One Dial

• -01 10x0.01:F
• -02 10x0.1:F
• -03 10x1:F

Two Dials

• -04 10x0.01:F and 10x0.1:F
• -05 10x0.1:F and 10x1:F

Three Dials

• -06 10x0.01:F, 10x0.1:F and 10x1:F

Four Dials

• -07 10x0.001:F, 10x0.01:F, 10x0.1:F and 10x1:F

RE5073 Crocodile Clips

• -01 Black
• -02 Red

RE5073 Wire with Crocodile Clips

• -03 Black (50cm length)
• -04 Red (50cm length)

RE5072 Wire With Banana Plugs

Comprises of a pair of 4mm banana plugs joined together by a supple PVC molded copper wire.

• -03 Black (50cm length)
• -04 Red (50cm length)

RE5076 Plug Key

• -01 One Way
• -02 Two Way

Consists of nickel plated brass strips, on bakelite base with 4mm terminals.

Knife switch mounted on a bakelite base.

• -01 Single pole, single throw
• -02 Single pole, double throw
• -03 Double pole, single throw
• -04 Double pole, double throw

Sliding contact type, with spring brass contacts on rotatable spring-loaded bakelite beam with terminals, on bakelite base.

All parts clearly visible, works on 3-4V D.C. Fitted on a wooden base.

Also known as Melde’s apparatus. Used to study and determine frequency of A.C. mains. Consists of a steel wire passing through an armature having a horse shoe permanent magnet. Whole apparatus is mounted on a wooden base. Complete with pulley and scale pan.

Ammeter D.C.

Moving coil meters. Scale length 60mm approx. with knife edge pointer and anti parallax mirror scale. Size 80x110x80mm. Accuracy "2% F.S.D.

Single Range

• -01 Microammeter, 0-25:A
• -02 Microammeter, 0-50:A
• -03 Microammeter, 0-100:A
• -04 Microammeter, 0-500:A
• -05 Milliammeter, 0-1mA
• -06 Milliammeter, 0-10mA
• -07 Milliammeter, 0-100mA
• -08 Milliammeter, 0-500mA
• -09 Ammeter, 0-1A
• -10 Ammeter, 0-3A
• -11 Ammeter, 0-5A
• -12 Ammeter, 0-10A

Double Range

• -13 Ammeter, 0-1A and 0-5A

Triple Range

• -14 Ammeter, 0-50mA, 0-500mA and 0-5A

Rectifier type.

• -15 Milliammeter, 0-1mA

• -16 Milliammeter, 0-10mA

• -17 Milliammeter, 0-100mA

• -18 Milliammeter, 0-500mA

• -19 Ammeter, 0-1A

• -20 Ammeter, 0-3A

• -21 Ammeter, 0-5A

• -22 Ammeter, 0-10A

Moving coil meters. Scale length 60mm approx. with knife edge pointer and anti parallax mirror scale. Size 80x110x80mm. Accuracy "2% F.S.D.

Single Range

• -01 Millivoltmeter, 0-10mV
• -02 Millivoltmeter, 0-25mV
• -03 Millivoltmeter, 0-1000mV
• -04 Voltmeter, 0-1V
• -05 Voltmeter, 0-3V
• -06 Voltmeter, 0-5V
• -07 Voltmeter, 0-10V
• -08 Voltmeter, 0-100V
• -09 Voltmeter, 0-300V

Double Range

• -10 Voltmeter, 0-5V and 0-15V

Triple Range

• -11 Voltmeter, 0-3V, 0-10V and 0-15V
• -12 Voltmeter, 0-3V, 0-15V and 0-300V

Rectifier type.

• -13 Voltmeter, 0-5V

• -14 Voltmeter, 0-10V

• -15 Voltmeter, 0-50V

• -16 Voltmeter, 0-100V

Moving coil meters. Scale length 60mm approx. with knife edge pointer and anti parallax mirror scale. Size 80x110x80mm. Accuracy "2% F.S.D.

• -01 3.5mA - 0 - 3.5mA, resistance 10ohm
• -02 50:A - 0 - 50:A, resistance 1000ohm

A very convenient meter having a clear 3½ digit LCD display. Provided with a control for switching ON and OFF the meter. Fitted with a pair of 4mm sockets. Operates on 9V battery. Accuracy "2%. Size 80x110x80mm approx. With battery.

Range D.C. Current

• -01 0-200:A
• -02 0-2mA
• -03 0-20mA
• -04 0-200mA
• -05 0-2A
• -06 0-10A

Range D.C. Voltage

• -07 0-200mV

• -08 0-2V

• -09 0-20V

• -10 0-200V

The meter can be used for demonstration of A.C or D.C. ammeter or voltmeter with different interchangeable scales. A magnetically damped, spring-controlled moving coil movement with a pointer, housed in a plastic case with glass front and rear panels enable all working parts to be clearly seen. With a pair of 4mm socket terminals and side zero adjustment control. The scales, 200mm long (approx.) are boldly marked and figured on both sides. Each scale is fitted through a slot in the side of the case and has a plug connector which also serves to locate and align the scale positively in position. Basic sensitivity of the meter is 5mA, 100mV F.S.D. Without scale. Accuracy: " 2.5% F.S.D.

Range A.C. Current

• -11 0-10mA

• -12 0-50mA

• -13 0-100mA

• -14 0-500mA

• -15 0-1A

• -16 0-10A

Range A.C. Voltage

• -17 0-5V

• -18 0-10V

• -19 0-50V

• -20 0-300V

Range D.C. Current

• -01 2.5-0-2.5mA
• -02 0-10mA
• -03 0-100mA
• -04 0-500mA
• -05 0-1A
• -06 0-5A

Range D.C. Voltage

• -07 5-0-5V

• -08 0-5V

• -09 0-10V

• -10 0-300V

A low cost good quality power supply unit with 6 voltage steps from 2V to 12V A.C. & D.C. The voltage is selected through independent sockets. Two separate sockets are provided for 6.3V A.C. Provided with overload protection.

• Input Voltage - 220V A.C. 50/60Hz
• Output Voltage - 2, 4, 6, 8, 10, 12V A.C. or full wave rectified D.C. @ 4A
• Any other range can also be provided.

RE5099 Power Supply, Continuously Variable

A continuously variable power supply, designed to meet low voltage requirements for the educational laboratories. Output voltage and current are varied by the use of rotary switches. The unit is equipped with front panel meters for reading voltage and current.

• Input Voltage - 220V A.C. 50/60Hz
• Output Voltage - 0-30V D.C. @ 10A
• 0-30V A.C.
• Any other range can also be provided.

RE5105 Deflection Magnetometer

• -01 Compass Box only

Magnetometer supported on brass tube fitted on bakelite plate free to revolve in the base of the instrument. Magnetometer and bakelite ring both can rotate independently of the base, fitted with levelling screws. Compass box consists of a bakelite case with metal dial graduated in degrees and anti-parallax mirror. Cobalt steel magnet and aluminium pointer mounted on special synthetic saphire, needle moves on hardened steel pivot. Ring dia 162mm. Winding 2, 50, 500 turns.

For the demonstration of D.C. electric motor. Consists of a two pole armature wound with enamelled copper wire and a magnet which provides permanent magnetic field. Open type construction. Provided with a pair of 4mm socket terminals for external connections. Works on 3-6V D.C. Mounted on a wooden base.

The primary coil is of 220-230V and two interchangeable secondary coils, 65 and 130 turns, give an output of 6V and 12V at 2A. Assembly of the transformer and interchanging of coils can be done quickly. Complete with 2m cord and plug connections.

For the demonstration of A.C. and D.C. current generation. Consists of a hand-drive pulley coupled to the dynamo with a rubber belt. A bulb is mounted on the base which glows when the pulley is rotated. A pair of 4mm socket terminals is provided for connections to external meters. Includes a selector switch for A.C. or D.C. output. Open construction and mounted on a wooden base.

Consist of two painted bar magnets with poles stamped and keepers. Supplied in a handy wooden storage box.

• Length
• -01 50mm
• -02 75mm
• -03 100mm

Consist of two painted bar magnets with poles stamped and keepers. Supplied in a handy wooden storage box.

• Length
• -01 50mm
• -02 75mm
• -03 100mm

Consist of two painted bar magnets with poles stamped and keepers. Supplied in a handy wooden storage box.

• Length
• -01 75mm
• -02 100mm
• -03 150mm

Consist of two painted bar magnets with poles stamped and keepers. Supplied in a handy wooden storage box.

• Length
• -01 75mm
• -02 100mm
• -03 150mm

Steel with keepers. Painted red.

• Length
• -01 75mm
• -02 100mm
• -03 125mm

Consists of a graduated arc, steel needle 10cm long, capable of rotation on aluminium base, divided at 45°.

To show the action of a current upon a magnet. Comprising of a magnetic needle 75mm long pivoted at the centre of a heavy gauge copper rod rectangle, with terminals.

A very powerful magnet with a U-shape iron core, having several windings of copper wire, 0.9mm in thickness. The length is 100mm.

To study the magnetic field linked with a solenoid coil. Consists of a copper wire coil 10cm long x 50cm diameter wound on an acrylic sheet, with 4mm socket terminals.

Consisting of a primary inner coil of insulated copper wire wound upon a cylinder with terminals and a secondary coil wound upon a cylinder into which the primary coil fits. A soft iron core fits the primary cylinder. Complete with 4mm socket terminals.

For magnetising and demagnetising steel rods, strips etc. Comprising a solenoid 15cm long x 2.5cm diameter mounted on a wooden base, with 4mm socket connections.

To illustrate motion of a movable current carrying conductor in a magnetic field. A current of approximately 3A at 3-4V causes steady rotation of star shaped wheel. With electromagnet but without mercury.

Useful for plotting magnetic lines of force. Both sides glass. Diameter 19mm.

Compass in aluminum case. Marked 0-360°, with eight directions. Diameter 45mm.

Aluminum case, glass top.

• Diameter
• -01 16mm
• -02 20mm

Aluminum case. Diameter 45mm. Provided with a cover and a locking mechanism to lock the pointer.

Insulated former with terminals, circular scale divided into four quadrants each from 0 to 90°, with 30 turns of enamelled copper wire and with magnetic needle provided at the centre.

RE5140 Induction Coil

Box form, coils are wound from insulated copper wire and well insulated by wax, within condenser, in polished wooden case, with reversing switch and removable discharge points. Operates on 6-12V D.C. 5A. Spark length 25mm.

Flat triangular top. Side length 125mm. Height 200mm.

Mild Steel triangular top and legs. Legs bent outwards for stability.

• Top Side Height
• -01 125mm 150mm
• -02 125mm 200mm

Circular top. Legs bent outwards for stability.

• I.D. O.D. Height
• -01 80mm 125mm 200mm
• -02 110mm 150mm 200mm

Ideal for use with alcohol burners. Made of nickel plated steel wire gauge. Height 125mm.

Made of die pressed aluminum. Comes with a wick and screw on cap. Height 100mm approx. Capacity 60ml.

Made of glass. Comes with a metal wick holder, wick and glass stopper. Height 100mm approx. Capacity 120ml.

Nickel plated brass tube of 11mm diameter with rotatable air regulator and a riffled gas inlet tube of 9mm outer diameter mounted on heavy metal base.

• -01 Petrol Gas
• -02 L.P. Gas

Same as RC5022, but provided with a stopcock for gas regulation.

• -01 Petrol Gas
• -02 L.P. Gas

Nickel plated brass tube with rotatable air regulator, perforated steel plate and riffled gas inlet tube 9mm outer diameter. Top diameter 25mm. Mounted on a heavy base.

• -01 Petrol Gas
• -02 L.P. Gas

Same as RC5024, but provided with a stopcock for gas regulation.

• -01 Petrol Gas
• -02 L.P. Gas

• Base Radius
• -01 11cm
• -02 15cm

Cast iron base having hammertone paint finish, with hole for rod. Without rod.

• Size
• -01 15x10cm
• -02 20x12.5cm
• -03 22.5x15cm

Plated steel rod, 13mm diameter, one end half round, other end threaded for fitting into bases. Provided with a through hole having a tommy bar for easy tightening of the rod.

• Length
• -01 500mm
• -02 600mm
• -03 750mm
• -04 900mm

Cast iron, duly powder coated. Provided with a boss head to take rods up to 13mm diameter. The ring centre is 120mm from the support rod centre.I.D.

• -01 50mm
• -02 75mm
• -03 100mm
• -04 125mm

Suitable for adjusting the ring from the support rod. Made from powder coated steel.

• I.D. Total Length
• -01 50mm 200mm
• -02 75mm 255mm

Holds objects of diameter up to 75mm. One jaw is fixed and the other opens up. Jaws are supplied with cork-lining to hold beakers and flasks firmly and safely.

Rubber lined die cast jaws, with 170mm chrome plated mild steel rod. Jaws can hold objects up to 75mm diameter.

This clamp has an adjustable holder swivel at the centre to fix it to any angle. Can hold rods up to 16mm diameter.

Made of die cast alloy, with nickel plated brass screws. Two V-grooves can hold rods up to 19mm diameter.

Made of powder coated mild steel strip. The two clamps are provided with a spring action to hold the burettes. Fitted with a boss head for holding to a support rod.

RC5046 Test Tube Rack

Hard wooden block, 17x6x3cm(LxWxH) with 4 holes to accommodate tubes of 25mm diameter and 6 holes to accommodate tubes of 16mm diameter.

Polished wooden base with holes only.

• -01 2 holes of 28mm and 4 holes of 22mm diameter.
• -02 2 holes of 28mm and 10 holes of 22mm diameter.

Made of high density polypropylene.

• -01 6 holes for tube diameter 25mm and 6 drying pins.
• -02 2 holes for tube diameter 25mm, 4 holes for tube diameter 16mm and 6 drying pins.

Polished wooden base with holes and drying pins.

• -01 2 holes of 28mm, 4 holes of 22mm diameter and 6 pins.
• -02 2 holes of 28mm, 10 holes of 22mm diameter and 12 pins.

Made of stainless steel wire. Can hold tubes up to 40mm diameter. Total length 150mm.

For holding any size beaker from 100 to 1500ml. Stainless steel, with silicone covered jaws. Length 240mm. Jaw spread 150mm.

Made of chrome plated brass wire, with shaped finger grips. Fits tubing up to 16mm diameter.

Stainless steel tongs with jaws corrugated inside. Overall length 200mm approx.

RC5061 Cork Borer

Cast iron for softening corks evenly by rolling, without increasing the porosity. To accommodate corks up to 32mm diameter. On wooden base.

Spoon at one end and spatula at the other. Made of stainless steel.

• Length
• -01 100mm
• -02 150mm
• -03 200mm

Stainless steel blade with a wooden handle for firm grip.

• Blade Length
• -01 100mm
• -02 150mm

Made of steel. A steel cup welded to a 350mm long handle held by a cork in a disc. Diameter of cup 18mm. Diameter of disc 90mm.

Consists of three copper plates suspended from bakelite cover in a glass jar. The outer plates form anode and the central one is cathode. The cathode plate may be taken out or put into the holder without being touched by the fingers.

Plate size 90x25x1.5mm. Fitted with 4mm socket terminals.

• -01 Zinc
• -02 Copper
• -03 Lead
• -04 Iron

One end flat, other end bent up. Length 200mm.

Easy to use rubber bulbs for large pipettes and syringes.

Glass pipettes with rubber bulbs.

• Capacity Bulb
• -01 2ml Tapered
• -02 2.5ml Tapered
• -03 5ml Round

Excellent for storage of reagent solutions. Glass bottles with a glass pipette having a rubber stopper and bulb. Available in square or round shape, clear, amber or borosilicate glass.

• Capacity
• -01 30ml
• -02 60ml
• -03 125ml

Narrow mouth, with plastic screw cap and polyvinyl liner. Available in clear or amber glass.

• Capacity
• -01 15ml
• -02 30ml
• -03 60ml
• -04 125ml
• -05 250ml
• -06 500ml

Fits all pipettes. Easy to use.

Made of polyethylene. Solutions can be easily dispensed by compressing the bottle. With screw cap and bent tube.

• Capacity
• -01 125ml
• -02 250ml
• -03 500ml
• -04 1000ml

For determination of pH value. Range 1-14. Paper tape 5mm wide and 5m long. Colour chart is on the side of the dispenser.

For determination of acids and base. Pack of 10 vials of 10 leaves each.

• -01 Red Litmus
• -02 Blue Litmus

Clay tubing on iron wire. Used for heating crucibles.

• Side Length
• -01 50mm
• -02 75mm

Student grade filter paper. Pack of 100.

• Diameter
• -01 55mm
• -02 70mm
• -03 90mm
• -04 110mm
• -05 125mm
• -06 150mm

Made of iron. Square with round ceramic centre.

• Size
• -01 125x125mm
• -02 150x150mm

Glazed inside and outside except for outside bottom base. Without lid.

• Capacity
• -01 10ml
• -02 15ml
• -03 25ml
• -04 50ml
• -05 100ml

To cover

• -01 RC5100-01
• -02 RC5100-02
• -03 RC5100-03
• -04 RC5100-04
• -05 RC5100-05

Mortar, glazed outside, unglazed inside. Pestle, glazed handle and unglazed end. Provided with a pouring lip.

• Diameter
• -01 75mm
• -02 125mm
• -03 150mm

Glazed except the lip. With pouring lip.

• Diameter
• -01 75mm
• -02 100mm

Glazed inside and outside except base. Perforated bottom. Available with or without lid.

• Capacity
• -01 10ml
• -02 15ml
• -03 25ml
• -04 50ml
• -05 100ml

Excellent quality. For covering boiling solutions. Concave shape with ground edges. Pack of 10.

• Diameter
• -01 50mm
• -02 75mm
• -03 100mm

Clear crystal glass. Edges are reinforced to provide safety against mechanical breakage.

• Diameter
• -01 50mm
• -02 80mm
• -03 100mm

Low form. Easy to read graduated scale. With spout. Borosilicate glass.

• Capacity
• -01 5ml
• -02 25ml
• -03 50ml
• -04 100ml
• -05 150ml
• -06 250ml
• -07 500ml
• -08 1000ml

Narrow mouth, graduated with uniform wall thickness. Borosilicate glass.

• Capacity
• -01 25ml
• -02 50ml
• -03 100ml
• -04 150ml
• -05 250ml
• -06 500ml
• -07 1000ml

Borosilicate glass.

• Capacity
• -01 50ml
• -02 100ml
• -03 250ml
• -04 500ml
• -05 1000ml

Borosilicate glass.

• Capacity
• -01 50ml
• -02 100ml
• -03 250ml
• -04 500ml
• -05 1000ml

Borosilicate Glass. Length of stem approximately equal to funnel diameter. Cone angle 60°.

• Top I.D.
• -01 50mm
• -02 65mm
• -03 75mm
• -04 100mm

RC5132 Thistle Funnel

Borosilicate glass. Low expansion characteristics, chemical stability and hardness. Stem Length 300mm.

Borosilicate Glass. Uniform wall thickness.

• Capacity Length x OD x Wall Thickness
• -01 3ml 75x10x1.0mm
• -02 5ml 75x12x1.0mm
• -03 8ml 100x12x1.0mm
• -04 10ml 125x15x1.2mm
• -05 25ml 150x18x1.2mm
• -06 50ml 150x25x1.2mm
• -07 75ml 200x25x1.2mm

Borosilicate Glass. Uniform wall thickness.

• Capacity Length x OD x Wall Thickness
• -01 3ml 75x10x1.0mm
• -02 5ml 75x12x1.0mm
• -03 8ml 100x12x1.0mm
• -04 10ml 125x15x1.2mm
• -05 25ml 150x18x1.2mm
• -06 50ml 150x25x1.2mm
• -07 75ml 200x25x1.2mm

Borosilicate glass. Permanent graduations. Available in round and hexagonal bases.

• Capacity Sub. Div.
• -01 5ml 0.1ml
• -02 10ml 0.2ml
• -03 25ml 0.5ml
• -04 50ml 1.0ml
• -05 100ml 1.0ml
• -06 250ml 2.0ml
• -07 500ml 5.0ml
• -08 1000ml 10.0ml

• Capacity
• -01 100ml
• -02 250ml
• -03 500ml
• -04 1000ml

High quality drying tube. Borosilicate glass. Height 100mm.

• Capacity
• -01 50ml
• -02 100ml
• -03 250ml
• -04 500ml
• -05 1000ml

Borosilicate glass. Permanent inscription ring. Fitted with ground glass stopper. Accuracy Class B.

• Capacity
• -01 10ml
• -02 25ml
• -03 50ml
• -04 100ml
• -05 250ml
• -06 500ml
• -07 1000ml
• -08 2000ml

Borosilicate glass. Permanent graduations. P.T.F.E. Stopcock assembly.

• Capacity Sub. Div.
• -01 10ml 0.05ml
• -02 25ml 0.10ml
• -03 50ml 0.10ml
• -04 100ml 0.20ml

Borosilicate glass. Permanent graduations. Available with glass or P.T.F.E stopcock.

• Capacity Sub. Div.
• -01 10ml 0.05ml
• -02 25ml 0.10ml
• -03 50ml 0.10ml
• -04 100ml 0.20ml

Borosilicate glass. These pipettes are numbered zero downward to baseline.

• Capacity Sub. Div.
• -01 0.1ml 0.01ml
• -02 0.5ml 0.02ml
• -03 1ml 0.10ml
• -04 2ml 0.10ml
• -05 5ml 0.10ml

Borosilicate glass. These pipettes are graduated to tip and calibrated to deliver their total capacity when the last drop is blown out.

• Capacity Sub. Div.
• -01 0.1ml 0.01ml
• -02 0.5ml 0.02ml
• -03 1ml 0.10ml
• -04 2ml 0.10ml
• -05 5ml 0.10ml
• -06 10ml 0.10ml
• -07 25ml 0.20ml

RC5158 Pipettes, Volumetric

Borosilicate glass. With single mark. Accuracy class B

• Capacity
• -01 1ml
• -02 5ml
• -03 10ml
• -04 20ml
• -05 25ml
• -06 50ml
• -07 100ml

Borosilicate glass. Inner tube fixed into the outer jacket.

• Effective Length
• -01 200mm
• -02 300mm
• -03 400mm
• -04 500mm

Borosilicate glass. Coiled inner tube provides greater cooling surface.

• Effective Length
• -01 200mm
• -02 300mm
• -03 400mm
• -04 500mm

Borosilicate glass. Inner tube consisting of bulb sections.

• Effective Length
• -01 200mm
• -02 300mm
• -03 400mm
• -04 500mm

Made of superior quality seasoned hard wood. Both edges divided into centimetres and millimetres. Figures marked horizontally in between the two edges.

Same as RG5040 but with figures marked vertically between the two edges.

Made of best steel for outside and inside measurements. One edge is marked in 5inchx1/128inch and other in 120mmx0.1mm and both the scales are provided with verniers.

Made of nickel plated brass, steel screw with ratchet stop. 0-25mm x 1/100mm

Consists of 16 pieces of various geometrical shaped figures. Figures made of hard wood and arranged in wooden box.

Made of brass. Legs and screw made of stainless steel.

• -01 Screw pitch 1mm reading to 1/100mm
• -02 Screw pitch 0.5mm reading to 1/200mm.

Excellent for studying actual seismographic recordings. Includes a recording pencil or pen fixed to a weight and suspended from a fixed support with movable arm. Recordings are made on a paper dispensed through a roller.

A very simple model for demonstrating the relative motion of the Sun, Earth and Moon. Helps in understanding the formation of Solar and Lunar eclipses. Consists of a Sun at the centre fitted with an electric bulb. The Earth revolves around the Sun and the Moon revolves around the Earth.

For studying the phases of the Moon. Includes Earth at the centre and Moon revolving around it in such a way that its darker side is always facing the Earth. The Earth is surrounded by 8 circles showing different phases of the Moon. Mounted on a heavy, stable base. With bulb

Very useful for the study of change of seasons, eclipses and day-night formation. Consists of a sturdy metal frame divided into 4 seasons and 12 months with a bulb at the centre representing Sun. Four wooden globes of different colours, moving on plastic gears, with inclined axis and always pointing in the same directions are mounted. With bulb.

For showing direction of the wind. The blade rotates with the minimum friction and is well balanced. Nicely painted. Metal construction. Heavy base for stability.

A colourful model showing the revolution of the planets around the Sun. Consists of a Sun situated at the centre of the apparatus fitted with an electric bulb, surrounding it are 9 planets. This apparatus will help the students to study relative size and distance of the planets. Mounted on a base showing planetary positions in 12 Zodiac signs. With bulb.

With tube of about 5 to 6 mm bore. The scales are graduated on nickel plated brass tube, protected by a glass sheath, with verniers reading to 0.002 inch and 0.05 mm. The verniers are actuated by rack and pinion. Scale reads from 25 to 32 inches and from 635 to 810mm. Mounted on a polished wooden board. Supplied without mercury and glass tube.

Excellent quality. With a 100mm diameter dial graduated from 960 to 1070hPa. Provided with an index pointer. Covered with a glass cover and mounted on a wooden base.

Precisely graduated mercury thermometers. Non rolling. Diameter 6.5mm. Length 300mm.

• Range Sub. Div.
• -01 -10 to 110°C 1°
• -02 -10 to 150°C 1°
• -03 -10 to 250°C 1°
• -04 -10 to 360°C 1°
• -05 0 to 220°F 1°
• -06 -10 to 110°C to 220°F 1°

Precisely graduated red spirit thermometers. Non rolling. Diameter 6.5mm. Length 300mm.

• Range Sub. Div.
• -01 -10 to 50°C 0.5°
• -02 -10 to 50°C 1°
• -03 -10 to 110°C 1°

Mercury filled thermometer. Easy to read scales in both Celsius and Fahrenheit. Provided with wall mounting slot. Range -30 to 60°C and -20 to 140°F.

Economy thermometer. A plastic case protects the bulb and the tube. Filled with red alcohol for easy reading. Range -10 to 50°C and 0 to 120°F.

Consists of two thermometer tubes graduated from -10 to 50°C. One thermometer bulb is connected to a water tank for keeping it moist.

Very flexible dual magnifier. Made of plastic. Consists of a 36mm diameter lens with magnification 5X and a 17mm diameter lens with magnification 2.5X. Overall length 100mm.

Pocket type giving tolerable flat field with minimum chromatic aberration. Triple lens system in metal mount. Lens diameter 15mm. Magnification 10X.

Pocket type with 40mm diameter lens mounted in a leather case that also serves as handle.

Pocket type giving tolerable flat field with minimum chromatic aberration. Double lens system in plastic mount. Lens diameter 16mm. Magnification 10X. Magnification 3X.

Pocket type with 27mm diameter lens mounted in a plastic case. Magnification 4X.

Magnification 1.8X. Glass lens in plastic mounts

Magnifier lenses in nickel plated frame with handle. Available in 38mm and 50mm diameters with 2.5X magnification, 75mm diameter 2X magnification and 100mm diameter 1.5X magnification.

• Diameter Focus mm
• -01 38 100
• -02 50 100
• -03 75 150
• -04 100 200

Magnifier lenses in nickel plated frame with plastic handle. Available in 38mm and 50mm diameters with 2.5X magnification, 75mm diameter 2X magnification and 100mm diameter 1.5X magnification.

• Diameter Focus mm
• -01 38 100
• -02 50 100
• -03 75 150
• -04 100 200

Made from stainless steel. Closed shanks Length 125mm.

Made from stainless steel. Closed shanks Length 110mm.

RG5106 Forceps, Pointed Ends

Made from stainless steel. Corrugated for firm grip.

• Length
• -01 110mm
• -02 130mm

Made from stainless steel. Corrugated for firm grip.

• Length
• -01 110mm
• -02 130mm

Steel blades for use with scalpel handles.

• No.
• -01 20
• -02 23

Stainless steel scalpels having corrugated handles for firm grip.

• No. Size
• -01 3 95mm
• -02 4 100mm

For the demonstration of conversion of light energy to electrical and then to mechanical energy. Comprises of two bakelite panels. One with a photovoltaic cell mounted on it which converts light to electrical energy and the other with a low consumption electric motor connected to a small fan showing the conversion of electrical to mechanical energy. Both the panels have 4mm socket connections.

Set of 14 instruments in a black leatherette case lined with velvet. Includes forceps blunt end, forceps pointed end, seeker, needle, flapper, arrow, sectioning razor, scalpel, tongue tie, scissor blunt end, scissor pointed end, scalpel handle, scalpel blade and dissecting needle with plastic handle.