Do I need a circular or linear polarizer?greenspun.com : LUSENET : Yet Another Photography FAQ : One Thread
Do I need a circular or linear polarizer?
-- Yapfaq (email@example.com), April 06, 1999
If you have a TTL (Through-The-Lens) autofocus camera, you'll want a circular polarizer, or the filter will do weird things to your focusing... Otherwise a linear polarizer will do just fine (and it's cheaper, too).
-- Alexander Janke (firstname.lastname@example.org), December 06, 1999.