Invention Application
- Patent Title: LIGHT EMITTING DEVICE
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Application No.: US17590773Application Date: 2022-02-01
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Publication No.: US20220158416A1Publication Date: 2022-05-19
- Inventor: Soichiro MIURA , Kazuma KOZURU
- Applicant: NICHIA CORPORATION
- Applicant Address: JP Anan-shi
- Assignee: NICHIA CORPORATION
- Current Assignee: NICHIA CORPORATION
- Current Assignee Address: JP Anan-shi
- Main IPC: H01S5/40
- IPC: H01S5/40 ; H01S5/0225 ; H01S5/02253 ; H01S5/02255 ; H01S5/02257

Abstract:
A light emitting device includes a base, a lid portion, a plurality of semiconductor laser elements, and a collimate lens. The lid portion is fixed to the base to define a hermetically sealed space by the lid portion and the base. The semiconductor laser elements are provided in the hermetically sealed space. The collimate lens has a non-lens portion fixed to the lid portion, and a plurality of lens portions connected and aligned along one direction and surrounded by the non-lens portion when viewed from a light extracting surface side of the collimate lens.
Public/Granted literature
- US11710943B2 Light emitting device Public/Granted day:2023-07-25
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