Diffraction Pattern of a Pin Head

Type of activity: demo
Activity code:  L-005e


Description:

1. Align laser optics as shown. 
2. Enlarged spot should almost cover pin head on the screen.

Method:
1. Turn on laser beam. 
2. Observe bright spot in the center of pin head's shadow.

Apparatus

Pin head
Nikon Slide Holder
Laser
Double Convex Lens (48mm)
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