Reference: Lab Experiments Journal vol-6, No.1, Page-22
Laser diffraction by grating
Model: LDG-2011
Experiment(s):
Determination of wavelength of Laser / Grating constant
Specifications
1. Laser
Type: Semiconductor diode Laser Wavelength: 625 nm (Red) Output power: 3 mW Mount: Cast iron base with leveling screw Power supply Output: Suitable for 3 mW & 5 mW semiconductor Lasers Rated Input: 220 V/50 Hz or 110 V/60 Hz Mains cord: 2 pin
2. 3 in 1 window grating
Three different grating suitable for Laser diffraction 100 Lines/mm, 300 Lines/mm & 600 Lines/mm
3. OR Single window grating
Single grating suitable for Laser diffraction of 500 Lines/Inch
4. Screen & grating holder
Metal white screen and grating holder suitable for any standard grating