Thanks bojan,
The FL is 1000mm (f/5.2) and chip size is either the total pixel: 3110 x 2030 or Active pixel: 3032 x 2016 and is: 7.8um x 7.8um square.
This is were I go wrong. (I was born without the maths chip in my brain.)
Does this help??
Many thanks
Paul
Last edited by peeb61; 10-02-2013 at 12:09 PM.
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