Garry Edwards: Difference between revisions

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*1969 JUL 13 - OBJECTIVE HAVING LONG BACK FOCAL DISTANCE WITH REGARD TO ITS FOCAL LENGTH (4 / 3 - 8 / 6) with [[Walter Mandler]] and [[Erich Wagner]] see [[28mm f/2.8 Elmarit II]]
*1969 JUL 13 - OBJECTIVE HAVING LONG BACK FOCAL DISTANCE WITH REGARD TO ITS FOCAL LENGTH (4 / 3 - 8 / 6) with [[Walter Mandler]] and [[Erich Wagner]] see [[28mm f/2.8 Elmarit II]]
*1970 JUL 30 - FOUR COMPONENT OBJECTIVE (4 / 4) with [[Walter Mandler]] and [[Erich Wagner]] (see above and [[90mm f/2.8 Elmerit-M]])
*1970 JUL 30 - FOUR COMPONENT OBJECTIVE (4 / 4) with [[Walter Mandler]] and [[Erich Wagner]] (see above and [[90mm f/2.8 Elmarit-M]])
*1977 MAY 16 - FOUR MEMBER GAUSS OBJECTIVE (6 / 4) with [[Walter Mandler]] and [[Erich Wagner]] (see [[50mm f/2 Summicron-M]])
*1977 MAY 16 - FOUR MEMBER GAUSS OBJECTIVE (6 / 4) with [[Walter Mandler]] and [[Erich Wagner]] (see [[50mm f/2 Summicron-M]])

Revision as of 22:00, 7 April 2012

B12.JPG

E. Leitz Photographic Patents by Garry Edwards of Midland, Canada