Invention Grant
- Patent Title: Light-emitting device
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Application No.: US15986738Application Date: 2018-05-22
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Publication No.: US10209566B2Publication Date: 2019-02-19
- Inventor: Ryohei Yamashita , Shimpei Sasaoka , Toshiyuki Hashimoto
- Applicant: NICHIA CORPORATION
- Applicant Address: JP Anan-Shi
- Assignee: NICHIA CORPORATION
- Current Assignee: NICHIA CORPORATION
- Current Assignee Address: JP Anan-Shi
- Agency: Foley & Lardner LLP
- Priority: JP2017-102972 20170524
- Main IPC: G02F1/1335
- IPC: G02F1/1335 ; H01L33/50 ; H01L33/60 ; H01L33/62 ; H01L25/075

Abstract:
A light-emitting device includes: a base having an upper surface; a plurality of light sources located on the upper surface of the base; a first lenticular lens sheet disposed to face the base with the light sources between the first lenticular lens sheet and the base, the first lenticular lens sheet including a first plurality of grooves; a half mirror located on an upper surface side of the first lenticular lens sheet; and a second lenticular lens sheet disposed on an upper surface side of the half mirror, wherein the second lenticular lens sheet includes a second plurality of grooves extending in a direction that intersects a direction in which the first plurality of grooves of the first lenticular lens sheet extend.
Public/Granted literature
- US20180341152A1 LIGHT-EMITTING DEVICE Public/Granted day:2018-11-29
Information query
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