100-400L question

Started Jun 12, 2013 | Questions thread
carnac
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Re: 100-400L question
In reply to slookabill, Jun 12, 2013

The DOF calaculator will give you the answer. At 400mm and f5.6 you can get from 3300' to infinity in focus. At 400mm and f16 you can get from 1500' to infinity.
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Jim 'Carnac' Carnahan

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