Hiroshi Endo — Lens Patent Author | Surface & Stop

Hiroshi Endo6 related patents across 6 interactive lens diagrams.
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Canon Inc. (6)
Canon Inc.(6)US 5,000,550↗1991Assignee: Canon Inc.
Inventors: Sadatoshi Takahashi, Koutaro Yano, Hiroshi Endo
Numerical Example 1CANON EF 20-35mm f/2.8 L— 15 elements / 12 groups, 20.6-34.0 mm design zoom
JP H05-157964 A↗1993Assignee: Canon Inc.
Inventors: Hiroshi Endo
Numerical Example 1CANON EF 85mm f/1.8 USM— 9 ELEMENTS / 7 GROUPS, DESIGN f = 85.0 mm
JP 2000-47107 A↗2000Assignee: Canon Inc.
Inventors: Hiroshi Endo
Numerical Example 2CANON EF 100-400mm f/4.5-5.6 L IS USM— 17 ELEMENTS / 14 PHYSICAL GROUPS, PATENT f = 102.68 / 161.53 / 389.19 mm
JP 2004-317867 A↗2004Assignee: Canon Inc.
Inventors: Hiroshi Endo
Numerical Example 1CANON EF 70-300mm f/4.5-5.6 DO IS USM— 17 ELEMENTS / 14 AIR-SPACED ASSEMBLIES, 7 FUNCTIONAL ZOOM GROUPS
JP 2007-108398 A↗2007Assignee: Canon Inc.
Inventors: Hiroshi Endo
Numerical Example 1CANON EF-S 17-55mm f/2.8 IS USM— 21 ELEMENTS (19 GLASS + 2 RESIN) / 12 GROUPS, f = 17.50–53.44 mm
JP 2014-041222 A↗2014Assignee: Canon Inc.
Inventors: Hiroshi Endo
Numerical Example 1CANON EF 24-70mm f/2.8 L USM— 16 elements / 13 groups, 24.90-68.14 mm patent design