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DPChallenge Forums >> Hardware and Software >> no manual focus on my sigma lens - please help
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Showing posts 1 - 6 of 6, (reverse)
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01/08/2007 06:12:02 AM · #1
i have a sigma 24-70 f2.8, and for some reason the i can not manual focus. when i turn the focus ring nothing happens, it just turns and turns. the weird thing is that the auto focus works fine.

anybody got any ideas???

thanks in advance
Dain
01/08/2007 06:23:26 AM · #2
A quick search on google uncovered this forum post, which includes:

"Focus ring is awkward -- to set it to manual focus, you need to set the switch AND pull the focus ring back towards the camera."
01/08/2007 08:11:43 AM · #3
^^ that's what i was gonna say. other thing is it isn't good to let the autofocus do it's thing if both the barrel and the switch aren't set to AF.


01/08/2007 08:31:02 AM · #4
cheers manic
i will try that later.

it suprizes me that the auto focus is working at all, but its working fine. i would however like to know how to focus manually in advance the a/f not working as i would want it to.

01/08/2007 05:46:40 PM · #5
the weird AF/MF switching is one draw back to the sigma line - but the money saved over canon glass sort of makes it worth while...


01/10/2007 07:42:57 AM · #6
im back in business, manual focus working fine after i did what your post said, so thanks manic.
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