Invention Grant
- Patent Title: Light ray direction control element, manufacturing method for light ray direction control element, and imaging element
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Application No.: US17126354Application Date: 2020-12-18
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Publication No.: US11798966B2Publication Date: 2023-10-24
- Inventor: Kunihiro Shiota , Ken Sumiyoshi , Hiroshi Haga
- Applicant: TIANMA JAPAN, LTD. , Wuhan Tianma Micro-Electronics Co., Ltd.
- Applicant Address: JP Kanagawa
- Assignee: TIANMA JAPAN, LTD.,Wuhan Tianma Micro-Electronics Co., Ltd.
- Current Assignee: TIANMA JAPAN, LTD.,Wuhan Tianma Micro-Electronics Co., Ltd.
- Current Assignee Address: JP Kanagawa; CN Wuhan
- Agency: Sughrue Mion, PLLC
- Priority: JP 19236033 2019.12.26 JP 20154516 2020.09.15
- Main IPC: H01L27/146
- IPC: H01L27/146 ; G02B5/00
Abstract:
A light ray direction control element includes a base, a plurality of light transmitting layers arranged on a main surface of the base, a light absorbing layer disposed among the plurality of light transmitting layers, and a tilt prevention layer provided on the main surface of the base and disposed on an outer periphery of a region in which the plurality of light transmitting layers is disposed.
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