Optical Benches, Optical Discs, Light Boxes, Lens holders, Mirrors, Slabs, Diffraction gratings, Biprisms, Spectrometers, Vernier Microscopes, Telescopes, Direct-vision Spectroscopes, Slits, Biprism assembly, Models of: Periscopes, Telescopes and Compound Microscopes.

HEAT

Conductivity of heat apparatus, Expansion apparatus, Bimetallic strips, Pyrometers, Bar breaking apparatus, Calorimeters, Steam Generators, Steam heaters, Ring and ball app., Bar and gauge app., Enzine Hauz app., Hope's app., Hypsometers, Latent heat apparatus, Thermometers, Thermopiles, Thermocouples.

HYDROSTATICS AND PNEUMATICS

Models of : Lift pump, Force pump, Hydrostatic press, Hydrostatic balances, Displacement vessels, Bucket and Cylinder, Spouting cylinders, Communicating vessels, Water turbines, Manometers, Pascal's law app., Air pumps, Vacuum plates, Bell jars, Magdeburg's Hemispheres.

Ray Box

Expansion Apparatus & Thermocouple

Water Turbine