Title:
SUPER WIDE ANGLE LENS OF THE RETROFOCUS TYPE
Document Type and Number:
Japanese Patent JPS524825
Kind Code:
A
Abstract:
PURPOSE: To constitute a super wide angle lens of the retrofus type by feeding the lens group arranged at the side of an object so as to obtain a good image of the object close at hand.
Inventors:
NAKAGAWA JIHEI
Application Number:
JP8064375A
Publication Date:
January 14, 1977
Filing Date:
June 30, 1975
Export Citation:
Assignee:
OLYMPUS OPTICAL CO
International Classes:
G02B13/04; (IPC1-7): G02B9/64; G02B13/04
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