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This is a diagram for a fish-eye lens which has 10 elements in 7 groups, redrawn from the geometry listed for
Embodiment 1 in US Patent 4,412,726, which was the basis for the Minolta MD Fish-Eye Rokkor of
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This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.
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Click on a date/time to view the file as it appeared at that time.
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Embodiment 1 from U.S. Patent 4,412,726, by
Mitsuaki Horimoto
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