Revision history of "Poisson Spot"

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  • curprev 11:33, 21 January 2023‎ Stanmick talk contribs‎ 578 bytes +6‎ Tag: Visual edit
  • curprev 11:15, 25 April 2022‎ Physdemo talk contribs‎ 572 bytes +572‎ Created page with "{{NewDemo|subject=Light and Optics|topic=Diffraction and Interference|file1=Poisson Spot.gif}} A laser beam with a beam expander attatchment is aimed at the ball bearing which is held by the lens apparatus. The interference pattern, which is now large enough to see clearly, is projected onto a screen or wall. The bright spot at the center of the pattern, Poisson's spot, is the result of light waves being bent around the ball bearing. '''Location: ''' * Laser: Shelf M-2..."
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