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  Topic: 17-35 sometimes AF doesn't work
jw9077

Replies: 1
Views: 5403

PostForum: Contax N to Canon EF Mount Conversion   Posted: Sun Aug 15, 2010 4:26 am   Subject: 17-35 sometimes AF doesn't work
As subject.

My lens S/N is 15130736. I don't know what's going on. Originally the lens is smoothly, suddenly the AF doesn't work When I change the focal length. I will power off and power on, and ...
  Topic: Returned lens mulfunction
jw9077

Replies: 27
Views: 40138

PostForum: Contax N to Canon EF Mount Conversion   Posted: Sun Feb 22, 2009 5:51 am   Subject: Returned lens mulfunction
I purchse new 5D mark II, and 24-85 work fine on this new body.
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Hi Thanks! I use the following procedure and resolve ...
  Topic: Returned lens mulfunction
jw9077

Replies: 27
Views: 40138

PostForum: Contax N to Canon EF Mount Conversion   Posted: Sat Jan 31, 2009 3:08 am   Subject: Returned lens mulfunction
Hi Thanks! I use the following procedure and resolve the problem.

Manually focus to infinity, and continue to turn past infinity for one turn.

-------------------------------------
I Never Chan ...
  Topic: Returned lens mulfunction
jw9077

Replies: 27
Views: 40138

PostForum: Contax N to Canon EF Mount Conversion   Posted: Sat Jan 31, 2009 2:31 am   Subject: Returned lens mulfunction
If you would let me know the serial number of the lens by PM, that would be great. Thanks!

Hi! I try all way what I could, but it still don't work. The lens S/N is 12709903. Is it the 20D issue? I ...
  Topic: Returned lens mulfunction
jw9077

Replies: 27
Views: 40138

PostForum: Contax N to Canon EF Mount Conversion   Posted: Thu Jan 29, 2009 12:12 pm   Subject: Help for my new N 24-85 on Canon 20D
I got a new N 24-85 modified from Conurus, and I put on my Canon 20D.
Originally it is very smoothly, but after I shoot around 20 pictures, the auto focus function seems something wrong. It could not ...
 
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