Diameter Gauge   (MC-1072)

It is to measure internal diameter of hollow objects. All types of apertures can be examined from 10 to 150 mm diameter, Readable to 5 mm.

Standard Wire Gauge   (MC-1073)

Circular, Range 0 to 36swg.

Height Measure   (MC-1074)

It is to find out height of a person. It has base of metal about 300 mm square. It is 200 cm in length and calibrated above 85 cm at every cm. A head-marker is free to slide but remains still at any particular position by means of spring loaded ball bearings or tightening screw. The head marker protrudes 190 mm from the scale.

Vernier Microscope   (MC-1075)

In this microscope a dovetailed cast iron carriage slides on a heavy cast iron base. In the carriage a locking arrangement is provided to arrest coarse motion when fine motion screw is used. By successively locking and unlocking, motion in the total traverse can be provided by the slow motion screw. Two holes are provided with clamping screws to hold the microscope in either vertical or horizontal plane.

Horizontal movement 160mm, vertical movement can be kept vertically. Least count 0.01mm, working distance 50mm, eye piece 8x Ramsden, reticule 90° cross and magnification 25x. supplied in wooden case.

Student Vernier Microscope   (MC-1076)

The type of Microscope suitable for Newton's ring experiment. Measuring Scale length 110mm and vernier least count 0.01mm. Microscope have provision to work either in horizontal or vertical direction at a time. The microscope with rack and pinion is fitted ;on the vertical carriage and can be clamped in a vertical or horizontal position.

HV Travelling Microscope   (MC-1077)

For measurements on two axes, for example measurements of dia of tube and determination of real and apparent depth of a liquid.

Cast base is fitted with screws and has a perspex plate (removable) to form a flat surface. It has horizontal scale 0-165 x 0.5 mm and 0-110 x 0.5 mm vertical scale, both the scales easily read to 0.01 mm using double length vernier. A coarse adjustment and a fine adjustment for 10 mm of movement are fitted to both the vertical and horizontal movement carriage and vertical column are fitted with locking screws. The microscope is fitted with 8x Ramsden eyepiece, reticule 90° cross and total magnification 25x. Supplied in well polished wooden case.

Reading Telescope   (MC-1078)

This telescope is mounted on a specially designed carriage with support ring to stop abrupt falling. The carriage is fitted with two adjustable screws for precise vertical and horizontal positioning. This arrangement is mounted on a 25mm dia 450mm long steel pillar, fitted on a cast iron base with leveling screws. A scale holder ; provided with scale

Reading Telescope   (MC-1079)

It is fitted with an achromatic objective of FL 178mm, clear aperture 23mm and 8x Ramsden eye piece with a 90° cross line reticle. The focusing is done by rack and pinion mechanism, with a range from 1000mm to infinity.

Electronic Centisecond Timer   (MC-1080)

Mains operated electronic timer reads 0 to 99.99 seconds. The display comprises of four 7 segment digits to read seconds and centiseconds. Two pairs of colour coded 4mm sockets with two push buttons are controlled with a mode switch which enables either make or break pulse to be used to operate the timer. With re-set action.

Stopwatch   (MC-1081)

Chrome plated steel case 50mm dia, with manual start, stop and re-set arrangement.

(a) 0-60min x 0.2 sec (b) 0-30min x 0.1 sec

Stop Watch, Digital   (MC-1082)

Range up to 59 minutes and can display time in minutes and seconds with resolution up to 0.01 sec. Also continuous timings can be recorded.

Interval Timer   (MC-1083)

For periods of up to 60 min, the end of period being signaled by a long bell ring. With indicator which is tuned to the required period thereby winding and starting the clock mechanism. Dial 50mm approx.

Stop Clock   (MC-1084)

With two hands indicating 60 minutes and 60 seconds dial approx 100mm dia. Clock has spring driven movement with one start/stop lever and one zero setting or fly back action.

(a) Metal body. (b) Plastic body.

Drawing Board   (MC-1085)

Wooden, 12 mm thick, size 30 x 45 cm approx.

Black Board Instruments Set, Wooden   (MC-1086)

In a well polished wooden box with handle, containing protractor, one pair of triangles graduated, divider, compass, straight rule and a duster.