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LASER DIFFRACTION BY GRADUATION MARK

Experiment(s):

1. Determination of wavelength of Laser



Specifications:

a) Laser
Type: Semiconductor diode Laser
Wavelength: 625 nm (Red)
Output Power: 3 mW
Mount: Cast iron base with levelling screw

b) Power supply
Output: Suitable for 3 mW &
5 mW semiconductor Lasers
Rated Input: 220 V/50 Hz
or 110 V/60 Hz

c) Stand
Adjustable height and tilt
adjustable with magnetic base
for metal scale
Measuring tape
Length: 3 m

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