Hermann Desch: Difference between revisions
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=== E. Leitz Photographic Patents by Hermann Desch === | === E. Leitz Photographic Patents by Hermann Desch === | ||
*1961 APR 11 - WIDE-ANGLE LENS (9 / 7 - 8 / 6) with [[Heinz Marquardt]], [[Otto Zimmermann]] and [[Eugen Hermanni]] (see above | *1961 APR 11 - WIDE-ANGLE LENS (9 / 7 - 8 / 6) with [[Heinz Marquardt]], [[Otto Zimmermann]] and [[Eugen Hermanni]] (see above 3 is [[28mm f/2.8 Elmarit I]] and 4 is [[21mm f/2.8 Elmarit-M]]) | ||
*1970 APR 29 - ROTATIONALLY SYMMETRIC OPTICAL COMPONENT COMPOSED OF AT LEAST TWO LENSES (with [[Helmut Marx]]) | *1970 APR 29 - ROTATIONALLY SYMMETRIC OPTICAL COMPONENT COMPOSED OF AT LEAST TWO LENSES (with [[Helmut Marx]]) | ||
Revision as of 15:37, 9 April 2012
E. Leitz Photographic Patents by Hermann Desch
- 1961 APR 11 - WIDE-ANGLE LENS (9 / 7 - 8 / 6) with Heinz Marquardt, Otto Zimmermann and Eugen Hermanni (see above 3 is 28mm f/2.8 Elmarit I and 4 is 21mm f/2.8 Elmarit-M)
- 1970 APR 29 - ROTATIONALLY SYMMETRIC OPTICAL COMPONENT COMPOSED OF AT LEAST TWO LENSES (with Helmut Marx)
