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commonvision
searching PlanetScale…
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by
commonvision
6y ago
Correct, the MTF of a lens is meaningless unless the lens and sensor are aligned (aka focused) correctly. Contrast in the image is directly related to the square-wave geometrical MTF. Once you factor in focus/alignment error, it can b
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by
commonvision
6y ago
Depth of field isn't really an issue with wide angle lenses for smaller format sensors. The EFL is shorter which boosts the depth of field. The bigger problem is field curvature if the page is closer than ~6" - most of these lense