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Old Apr 10, 2010, 10:09 PM   #11
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Use this interactive tool: http://www.slrgear.com/reviews/zprod...ff/tloader.htm

With the right slider you can see the corner sharpness increase as the aperture move up

The bottom slider varies the corner sharpness in relation to the focal lenght...
Very cool little tool.
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Old Apr 11, 2010, 9:49 AM   #12
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Very cool little tool.
All SLRGear.com's lens test results have that tool for sharpness.
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Old Apr 11, 2010, 1:35 PM   #13
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All SLRGear.com's lens test results have that tool for sharpness.
Cool thanks, the wife is looking for a new lens and loves to do research. Me, I just rush out and buy with fingers crossed.
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Old Apr 11, 2010, 2:18 PM   #14
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PhotoZone.de is also a good source for lens test reports.
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