LIGHT SOURCE DEVICE
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United States of America Patent
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Issued Date -
Feb 22, 2024
app pub date -
Nov 1, 2023
filing date -
Jan 23, 2020
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Abstract
A light source device includes: a plurality of light emitting parts arranged in a matrix, each having an upper surface that includes a light emitting surface, each of the light emitting parts being configured to emit light from the light emitting surfaces and at least one of the light emitting parts being configured to be individually turned on, wherein: each of the light emitting parts includes: a light emitting element, a wavelength conversion member covering the upper surface of the light emitting element, and a light-reflective member covering lateral surfaces of the light emitting element wavelength conversion member, and the light-reflective members of the light-emitting parts are directly adjacent to each other; and an optical lens located above the light emitting surfaces of the light emitting parts, the optical lens including: a first surface including a plurality of incident regions, and a second surface including a plurality of emission regions.
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