Polarizer, electronic device and preparation method for polarizer
US12013560B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Jul 30, 2021 |
| Grant date | Jun 18, 2024 |
| Priority date | — |
| Expiry date | Dec 1, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B5/3041
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A polarizer, an electronic device and a preparation method for the polarizer are provided, the polarizer including: a base film, having a side surface and defining a first region and a second region surrounding the first region on the side surface; a linear polarizing film, arranged on the side surface of the base film and covering the second region; a transparent filler, arranged in a same layer with the linear polarizing film and covering the first region; and a retardation film, covering a side of the linear polarizing film and a side of the transparent filler away from the base film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.