Invention Grant
US08740417B2 Secondary light distribution lens for multi-chip semiconductor (LED) lighting
有权
二次配光透镜用于多芯片半导体（LED）照明
- Patent Title: Secondary light distribution lens for multi-chip semiconductor (LED) lighting
- Patent Title (中): 二次配光透镜用于多芯片半导体（LED）照明
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Application No.: US13224072Application Date: 2011-09-01
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Publication No.: US08740417B2Publication Date: 2014-06-03
- Inventor: Jin Bo Jiang , Wen Da Jiang
- Applicant: Jin Bo Jiang , Wen Da Jiang
- Applicant Address: CN Huizhou, Guangdong
- Assignee: Huizhou Light Engine Limited
- Current Assignee: Huizhou Light Engine Limited
- Current Assignee Address: CN Huizhou, Guangdong
- Agency: Muncy, Geissler, Olds & Lowe, P.C.
- Main IPC: F21V3/00
- IPC: F21V3/00 ; F21V5/00 ; F21V5/02 ; F21V13/04 ; F21K99/00 ; F21V7/00
Abstract:
A lens comprising: a lens body; a total reflection surface provided on an outer side of the lens body, the reflection surface being in the form of a scalelike polyhedron; a recess formed on a bottom side of the lens body at a central region thereof for accommodating a LED, the recess having a side surface and a central surface; a micro lens array formed at the central surface of the recess; and a light-emitting surface provided at a top side of the lens body; wherein a substantially uniform circular light spot is formed by the lens.
Public/Granted literature
- US20130058103A1 SECONDARY LIGHT DISTRIBUTION LENS FOR MULTI-CHIP SEMICONDUCTOR (LED) LIGHTING Public/Granted day:2013-03-07
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