Thread: A new focus mask? "The Carey Mask"
View Single Post
  #2  
Old 25-05-2009, 02:34 PM
Dennis
Dazzled by the Cosmos.

Dennis is offline 		 
Join Date: May 2005
Location: Brisbane
Posts: 11,819
Thanks Eric

Nice find and thanks for posting! This is an interesting variant and the author has got some nice illustrations on his website covering the diffraction patterns from spiders and the Bahtinov Mask.

Cheers

Dennis
Reply With Quote