Anti-reflective optical film and bendable display apparatus including the optical film
US12310211B2 · kind B2 · utility
0Cited by
22References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 1, 2022 |
| Grant date | May 20, 2025 |
| Priority date | — |
| Expiry date | Jul 17, 2043 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/549
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A display apparatus includes a display panel configured to display an image. The display panel has a folding axis extending in a first direction. An optical film is disposed over the display panel. The optical film includes a circular polarizer including at least two-phase retarders and one polarizer. Slow axes of each of the at least two-phase retarders are located in the same quadrant of four quadrants of the optical film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.