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Old 28-09-2009, 11:14 AM
TrevorW
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TrevorW is offline
 
Join Date: Aug 2006
Location: Western Australia
Posts: 7,852
Widefield Imaging

Using a Canon 50mm f1.8 lens

with manual focus the AV was set at 13(1/3) to acheive focus

is this normal ??

FWHM values in DSLR Focus where 4.5

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