View Single Post
Old May 24, 2005, 12:51 AM   #3
RedDragon
Senior Member
 
Join Date: Mar 2005
Posts: 129
Default

They mainly eliminate Sun flare which is when the sun enters the edge of your lens and bounces around off all the lens elements causing those prismatic circles you sometimes see in pics. Some people sweat by them but I guess for five bucks you cant go wrong
RedDragon is offline   Reply With Quote