Helium Neon Laser Light A 2 milliwatt Laser, Mountable on optical bench, with in built power supply workable on 220V AC, 50Hz. Design for continues working. Highly rugged mechnical setup. Up-down motion for beam. Laser Accessories:- 1. Low Line Diffrection Grating for Laser wave length 2. Young's double slit 3. Hand micrometer 4. Grating stan... |