Light guide, lighting device, image sensor and reading device

TW202640279APending Publication Date: 2026-10-01NIPPON SHEET GLASS CO LTD
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Patent Information

Application Number
TW115124801
Authority / Receiving Office
TW · TW
Patent Type
Applications
Current Assignee / Owner
Priority Date
2021-03-22
Filing Date
2022-03-09
Publication Date
2026-10-01

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Abstract

This invention relates to a light guide, a lighting device, an image sensor and a reading device. The light guide is cylindrical, and includes a light input surface provided on the first end face, a light output surface provided on a side surface along the longitudinal direction of the light guide, and a first interface, a second interface and a third interface located between the light input surface and the light output surface.
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