Optical assembly, luminaire, vehicle, and lighting method

By combining a light guide, a scattering element, and a mask made of non-scattering material, the problem of graininess in LED light sources in lamps is solved, achieving a clear and sharp light output effect, suitable for scenarios such as ambient lighting in vehicle interiors.

CN122408002APending Publication Date: 2026-07-17FAURECIA AUTOMOTIVE INTERIOR SYSTEM (SHANGHAI)
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
FAURECIA AUTOMOTIVE INTERIOR SYSTEM (SHANGHAI)
Filing Date
2025-01-09
Publication Date
2026-07-17

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Abstract

本申请涉及一种光学组件、灯具、交通工具以及照明方法。其中，所述光学组件包括光源部，能够发射光束；导光部，在一端具有导光部的入光面，另一端具有导光部的出光面；散射元件，设置于所述导光部的下游，接收从所述导光部的出光面出射的光束，并且覆盖所述导光部的出光面；面罩，设置于所述散射元件的下游，并且覆盖所述散射元件，所述面罩的材料无光散射材料添加；其中，所述光学组件提供的光路包括：光束从所述光源部发射，该光束从所述入光面进入所述导光部，并从所述出光面射出所述导光部，之后经过所述散射元件散射后，再经过所述面罩并从面罩的出光面射出。
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