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ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

Roger Cicala: why I don't use an MTF bench to test my own lenses (1 Viewer)

I came to the conclusion many years ago that the human eye is a better tool for judging image quality than a machine. I have a Canon 70-200 f4, among many others, that consistently delivers great images when the graphs says it has no business doing so.
 
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