发明名称 |
Luminous flux control member, light-emitting unit, and display device |
摘要 |
A luminous flux control member includes an incident surface, a first optical surface that is separated from the incident surface in a direction of an optical axis and includes a concave portion recessed toward the incident surface, and a second optical surface that forms a side surface of the luminous flux control member. The first optical surface includes a connection portion that connects the concave portion to the second optical surface. |
申请公布号 |
EP2896984(A1) |
申请公布日期 |
2015.07.22 |
申请号 |
EP20150151361 |
申请日期 |
2015.01.16 |
申请人 |
LG INNOTEK CO., LTD. |
发明人 |
JUNG, JI YOUNG;LEE, CHANG HYUCK |
分类号 |
G02B19/00;G02F1/1335 |
主分类号 |
G02B19/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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