Toshiko Shimokura — Lens Patent Author | Surface & Stop

Toshiko Shimokura7 related patents across 7 interactive lens diagrams.
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Konishiroku Photo Industry Co., Ltd. (7)
Konishiroku Photo Industry Co., Ltd.(7)JP 1976-026535 A↗1976Assignee: Konishiroku Photo Industry Co., Ltd.
Inventors: Toshiko Shimokura
Example 1KONICA UC HEXANON AR 28mm f/1.8— 8 ELEMENTS / 8 GROUPS, MODELED EFL 28.1585 mm
JP 1979-030821 A↗1979Assignee: Konishiroku Photo Industry Co., Ltd.
Inventors: Toshiko Shimokura
Example 1KONICA HEXANON AR 40mm f/1.8— 6 ELEMENTS / 5 GROUPS, 40 mm
JP 1979-055423 A↗1979Assignee: Konishiroku Photo Industry Co., Ltd.
Inventors: Toshiko Shimokura
Example 1KONICA HEXANON AR 135mm f/3.5— 4 ELEMENTS / 4 GROUPS, 135mm f/3.5
US 4,170,403↗1979Assignee: Konishiroku Photo Industry Co., Ltd.
Inventors: Toshiko Shimokura
Example 1KONICA HEXANON AR 35mm f/2.8— 5 ELEMENTS / 5 GROUPS, f ≈ 35.00 mm
JP 1980-017129 A↗1980Assignee: Konishiroku Photo Industry Co., Ltd.
Inventors: Toshiko Shimokura
Example 1KONICA HEXANON AR 21mm f/2.8— 9 ELEMENTS / 8 GROUPS, MODELED EFL 20.9973 mm
JP 1980-087117 A↗1980Assignee: Konishiroku Photo Industry Co., Ltd.
Inventors: Toshiko Shimokura
Example 1KONICA HEXANON AR 24mm f/2.8— 8 ELEMENTS / 8 GROUPS, 24mm
JP 1982-108817 A↗1982Assignee: Konishiroku Photo Industry Co., Ltd.
Inventors: Ryoko Watabe, Toshiko Shimokura
Example 1KONICA HEXANON AR 50mm f/1.8— 6 ELEMENTS / 5 GROUPS, 50mm