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Forums > Back > next PZ lens test report: Sigma AF 150mm f/2.8 EX HSM DG APO macro OS (EOS)
karlmera
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#38
08-09-2011, 07:38 AM
[quote name='Klaus' timestamp='1312835041' post='10530']

The industry standard is to supply MTFs at infinity focus unless otherwise specified.

At least conventional lenses are primarily optimized to perform best here AFAIK.



[/quote]



And macro lenses?
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next PZ lens test report: Sigma AF 150mm f/2.8 EX HSM DG APO macro OS (EOS) - by karlmera - 08-09-2011, 07:38 AM

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