Originally Posted by
BarryS
Charley--Interesting post! I'm curious as to the focal length and maker of the lens. It looks more like a half plate lens from the coverage on your film. Also, the very first comparison with flipping the rear group (ala Dallmeyer) is curious. Is the first (traditional) configuration the native configuration of the lens? That would be odd because it looks like that configuration is incorrect by the results. Reversing the rear group clearly makes a huge difference in the sharp coverage of the lens and yields the traditional swirly highlights around the edges of the field.
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