US Patent 10545334 Flare-cut member, lens device, and optical device
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Patent abstract
The purpose of the present invention is to provide an optical device capable of rotationally adjusting a lens system with a flare-cut member incorporated therein. For this purpose, the flare-cut member according to the present invention is characterized by including a light shield surface for shielding the light flux incident on the periphery of a lens, and an opening formed in the light shield surface and causing the light flux incident on a lens element to pass therethrough, wherein the opening is formed in a rotationally symmetrical shape.
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Patent Inventor Names
Masahiko Yatsu0
Shuji Kato0
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Patent Jurisdiction
Patent Number
105453340
Date of Patent
January 28, 2020
0Patent Application Number
155200800
Date Filed
January 28, 2015
0Patent Primary Examiner
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US Patent 10545334 Flare-cut member, lens device, and optical device
Infobox
Is a
Patent jurisdiction
Patent number
10545334
Date of patent
January 28, 2020
Patent application number
15520080
Date Filed
January 28, 2015
Patent primary examiner
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