2013/8/26 John Wild <JWild@xxxxxxxxxxxxxxxxxxxxxx>: ... > ...I found focus with the Rollei lenses on the 400D is very difficult - the > screen is not designed for manual focus, having no micro-prism nor a > 'grainy' surface. The 400D screen is as Alan has said being of very fine > texture, designed to pass light and not to use it for focus. > John: You could find the right focusing screen to use manual focus lenses with your Canon 400D here: http://www.katzeyeoptics.com/cat--Canon-DSLRs--cat_canon.html Carlos --- Rollei List - Post to rollei_list@xxxxxxxxxxxxx - Subscribe at rollei_list-request@xxxxxxxxxxxxx with 'subscribe' in the subject field OR by logging into www.freelists.org - Unsubscribe at rollei_list-request@xxxxxxxxxxxxx with 'unsubscribe' in the subject field OR by logging into www.freelists.org - Online, searchable archives are available at //www.freelists.org/archives/rollei_list