Compact form with all the necessary arrangements for conducting Newton’ Ring experiment, a standard microscope until with 30x magnification and rotatable cross line, the microscope tube unit can be raised of lowered and can be clamped in any desired position, the Newton Ring set consisting of one plain and one plano convex lens placed in a metal case resting over the stage of the instrument which can be adjusted for the alignment and adjustable reflector plate is fitted in the required direction, a condenser lens is provided in front of reflector, supplied in beautiful storing cabinet
It is divided in two parts :(i) Mechanical,a) Bed : It is optically ground and stable.Lead Screw : It is also optically ground and stable.Optical Mirror Mount : Kinematic mirror mounts are provided to hold the mirror.(ii) Optical Part Beam Splitter : It is optically work with 2/10 surface flatness.b) Compensating Plates : Two plates are provided. Mirrors : 2 Nos mirror of focal length 25mm are provided
A simple and sensitive polarimeter designed on Laurent’s half shade system for accurate results, equipped with polariser, analyser and half wave mica plat, precisely graduated scale mounted on strdy tripod stand with provision of height adjustment, complete with 200 mm tube.Range of Measurement : 0 to 3600. Telescopic Magnification : 5x vernier accuracy : 0.10.
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Metal box wiht piano type on/off switch. Out put is through a 3 socket. The trnsformer is auto leak type and gives starting voltage of 440V which reduces itself when the lamp glows.Available : 35 / 55 wallt.
To demonstrate the phenomenon of interference of light using bi-prism and to understand the concept of interference, image formation width of fringes. It consists of 1 1/2 meter long stainless steel double rod optical bench with following accessories.Biprism holder having fine radial motion by screws. Adjustable slit with ground ss jaws Micrometer Eye Piece Ramsden’s 10x, carried on a slider which moves along a micrometer screw.Automatic lens holder with spring action for equal opening and closing of both ends
Wooden box with slits on three sides to perform 3 experiments at a time, each slit has two riders to adjust the lenght of slit or close it when no experiment is being performed.Regular quality made of ordinary wood.Deluxe quality made of superior wood and has different sized slits for different experiments. The height of the box can also be adjusted to suit the requirements of the experiment
Amounted on nice duco painted round cost iron heavy base with three levelling screws and 25mm dia and 450mm long steel pillar. The telescope is provided with high class optical combination and brass. C.P. fittings, provision for up and down, to and from moting is incorporated, complete with perspex scale and scale and scale holder.
For demonstration of interference, diffraction and holography. Laser source and switch mode power supply are housed in a thick aluminium box with a hole through which laser beam comes out. The laser unit is mounted on a precision 1 meter double rod SS optical bench. Intensity of laser beam is 2mW and it is red in color. Input power is 220V AC. Minimum operating life is 15,000 hrs. and shelf life is 10 year. The unit is supplied with single slit and diffraction gratingAlthough this is a very safe equipment to handle still a few precautions will ensure proper safety and long life viz.
60cm long, fitted with glass plate and clamping arrangement to change angle, provided with frictionless pully, metal roller, scale-pan and graduated arc.Available : Aluminium / Brass
To study laws of friction. 60cm long wooden board, fitted with glass plate, provided with frictionless puolley, wooden block, pan and a set of friction rollers
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