- 专利标题： PHOSPHOR WHEEL, ILLUMINATOR, AND PROJECTOR
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申请号： US18012875申请日： 2020-06-30
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公开(公告)号： US20230280583A1公开(公告)日： 2023-09-07
- 发明人: Minsung KIM , Gunyoung HONG , Bokyung KANG , Seungmi BAEK
- 申请人： LG ELECTRONICS INC.
- 申请人地址： KR Seoul
- 专利权人： LG ELECTRONICS INC.
- 当前专利权人： LG ELECTRONICS INC.
- 当前专利权人地址： KR Seoul
- 国际申请： PCT/KR2020/008551 2020.06.30
- 进入国家日期： 2022-12-23
- 主分类号： G02B26/00
- IPC分类号： G02B26/00 ; G03B21/20 ; G03B21/16
摘要：
A phosphor wheel comprising: a substrate having a recess, a phosphor layer disposed in the recess, and a first reflection layer surrounding the substrate. Thus, heat emission efficiency is increased, and it is possible to prevent defects such as cracking or discolouration of the phosphor layer.
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