http://photo.net/bboard/forum?topic_id=1546 Canon FD Forum at photo.net en-us Copyright 1996-2003, photo.net contributors 2009-11-21T22:33:39-05:00 photo.net publisher@photo.net Canon FD http://photo.net/canon-fd-camera-forum/00V4RC Hi, I need some advice. I want to purchase a T90. The problem with the T90 is the pentaprism and focusing screen are dirty. The focusing screen can be replaced and is not a big problem. However, the pentaprism ... Michael Smith Canon FD 2009-11-21T18:35:06-05:00