Nobuaki Toyama — Lens Patent Author | Surface & Stop

Nobuaki Toyama2 related patents across 2 interactive lens diagrams.
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Fuji Photo Optical Co., Ltd. (2)
Fuji Photo Optical Co., Ltd.(2)US 5,548,447↗1996Assignee: Fuji Photo Optical Co., Ltd.
Inventors: Nobuaki Toyama
FUJIFILM SUPER EBC FUJINON 60mm f/4 (Fujifilm GA645 Professional)— 7 elements / 6 groups, f = 59.998 mm (patent f=100 scaled ×0.6)
US 5,621,575↗1997Assignee: Fuji Photo Optical Co., Ltd.
Inventors: Nobuaki Toyama
FUJIFILM SUPER EBC FUJINON 45mm f/4 (Fujifilm GA645W/GA645Wi Professional)— 7 elements / 5 groups, 45mm f/4