why do lens or cam get back/front focusing problem??


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Sunny815

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Jan 11, 2009
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hi all.. for what reason can a cam or lens get back/front focusing problem ?
 

can be anything as so far such problems seems unavoidable.

so next best thing is to be able to see if lens have such problems or not.
 

Because they don't communicate each other properly....
 

Last edited:
how to adjust it if really got this problem ?
 

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