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US 2026/0169288 A1Published application
Method for manufacturing a component for a backlighting device, and associated component for a backlighting device, backlighting device, image generation device, and head-up display
AssigneeValeo Comfort and Driving Assistance
InventorsFrançois Grandclerc, Arnaud Husson
Life of this patent
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Abstract
A process for manufacturing a backlighting-device component comprises the following steps: depositing a coating layer on a reflective polarizer, said reflective polarizer comprising a multilayer optical film, printing patterns in the coating layer in such a way that said printed coating layer forms an optical diffuser. A backlighting-device component, a backlighting device, an image-generating device, and a head-up display are disclosed herein.
Claims18
A process for manufacturing a backlighting-device component comprising:
- depositing a coating layer on a reflective polarizer, said reflective polarizer comprising a multilayer optical film;
- and
- printing patterns in the coating layer in such a way that said printed coating layer forms an optical diffuser.
A backlighting-device component comprising:
- a reflective polarizer on a first side, said reflective polarizer comprising a multilayer optical film;
- and
- an optical diffuser on a second side opposite the first side,
- wherein the optical diffuser is a coating layer comprising printed patterns.
1 more element
Dependencies are inferred from the claim text.