Quote:
Originally Posted by bojan
Still, for astro-photography, even from there it is very hard to extract important information (like resolution at corners, which is essential for astro work).
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Digital-Picture.com has a good test page (not stars unfortunately, but edge sharpness is discernible) where one can view edge versus centre comparisons for various different lenses. And, you can A/B 2 different lenses.
http://www.the-digital-picture.com/R...0&LensComp=100
Doug