Published in Spring 2005 Zeiss Historica Journal
Author: Larry Gubas
See Pages 15 – 16
The author was permitted to review the files of Mr.Kaprelian and found original Signal Corps photographs of part of the Zeiss Lens Collection. Three of these lenses never came to production but were designed for the Contax camera: the Perimetar, the Spaerogon and an untrademarked fish eye lens.
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