Masafumi Yamashita — Lens Patent Author | Surface & Stop

Masafumi Yamashita2 related patents across 2 interactive lens diagrams.
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Nikon Corporation (2)
Nikon Corporation(2)JP 2015-215560 A↗2015Assignee: Nikon Corporation
Inventors: Masafumi Yamashita, Tetsushi Miwa
NIKON AF-S NIKKOR 500mm f/4E FL ED VR— 16 ELEMENTS / 12 GROUPS, 2 FLUORITE + 3 ED
JP 2020-177057 A↗2020Assignee: Nikon Corporation
Inventors: Masafumi Yamashita, Toshinori Take
NIKON AF-S NIKKOR 120-300mm f/2.8 E FL ED SR VR— 25 ELEMENTS / 19 GROUPS, f = 123.6–291.0 mm (patent)