MONOCHROMATIC LIGHT UNIT WITH SPECIMEN SET
1. Light source : 35 watts sodium vapour lamp
2. Ballast : Copper Ballast for longer life.
3. Unit : Beautifully finished Steel Fabricated box with scratch less powder coating.
4. Diffuser : Milky white acrylic sheet is used to get uniform intensity.
SPECIMEN SET FOR DEMONSTRATION.
Test pieces - 50mm dia. ( useful for demonstration to students of engineering )
1. Optical Flat 2. Concave Surface
3. Convex surface 4. Cylindrical
5. Tourf Formation 6. Steel Master