PIRA 6D20.50 - Gratings: Crossed Gratings and Laser

• Two identicle gratings can each be rotated in a laser beam.
  
• They will be initially set so there is a linear pattern on the wall.
  
• Rotate one grating to produce a 2D array of dots.
  

Photo Shows the Apparatus Used at the University of Texas at Austin

Last Updated 6/24 - University of Texas at Austin Physics Dept. - All Rights Reserved.