1975-08-29
1977-03-22
Corbin, John K.
G01B 1304
Patent
active
040133508
ABSTRACT:
A miniature and large aperture superwide-angle lens whose aberration is satisfactorily corrected consisting of ten lenses grouped in nine lens components wherein the following conditions (1) to (6) are satisfied:
REFERENCES:
patent: 3576360 (1971-04-01), Shimizu
patent: 3924935 (1975-12-01), Takahashi et al.
Asahi Kogaku Kogyo Kabushiki Kaisha
Clark Conrad
Corbin John K.
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