Difference between revisions of "Fast lens"

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|image_text= Cosina Cosinon Auto F=1.4 f=55mm
 
|image_text= Cosina Cosinon Auto F=1.4 f=55mm
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Revision as of 03:54, 28 October 2013

This article is a gallery of very fast lenses (see also lens speed) beyond average "fast" definition.

For 35mm film frame format these are lenses faster than max. aperture f1.7 since
the average 50mm SLR system standard  lens already has a speed of f1.7 or f1.8!
For medium format these are lenses with max. aperture of at least f2.0!
For APS-C format these are lenses with max. aperture of at least f1.4!

medium format

35mm

                                   

APS-C format