METHOD OF MANUFACTURING OPTICAL MEMBER, AND LIGHT EMITTING DEVICE
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United States of America
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Issued Date -
Jan 30, 2025
app pub date -
Jul 22, 2024
filing date -
Jul 22, 2024
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Abstract
A method of manufacturing an optical member includes: providing a polycrystalline wavelength conversion member including phosphor particles and having a first surface and a second surface opposite to the first surface; forming a modified portion inside the wavelength conversion member by focusing laser light inside the wavelength conversion member; and cleaving the wavelength conversion member with the modified portion being a starting point, which includes pressing the wavelength conversion member from a first surface side.
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