Reference: Lab Experiments Journal vol-7, No.3, Page-233

Laser diffraction by graduation mark

Experiment(s):

Determination of wavelength of Laser

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
                  

2 . Stand

                    Adjustable height and tilt adjustable with magnetic base for metal scale
                  

3 . Measuring tape

                    Length: 3 m
                  

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