Title:
凹部を有する波長変換部材及びそれを有する発光装置の製造方法
Document Type and Number:
Japanese Patent JP6677116
Kind Code:
B2
Abstract:
A wavelength conversion member manufacturing method includes: providing the wavelength conversion member having an upper surface, the wavelength conversion member including a phosphor portion, and a light-transmissive portion configured to transmit fluorescence from the phosphor portion; and forming, in the wavelength conversion member, at least one depressed portion each having an inclined surface inclined with respect to the upper surface by irradiating the wavelength conversion member with a pulsed laser beam from above more than once to form a plurality of continuous machining marks at different processing depths.
Inventors:
Naoki
Yuto Yuto
Yuto Yuto
Application Number:
JP2016143875A
Publication Date:
April 08, 2020
Filing Date:
July 22, 2016
Export Citation:
Assignee:
Nichia Corporation
International Classes:
G02B5/20; B23K26/351; C04B41/91
Domestic Patent References:
| JP2012104267A | ||||
| JP2012093454A | ||||
| JP2012109712A |
Attorney, Agent or Firm:
Shinki Global IP Patent Corporation