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US 2022/0190054 A1Published application
Anti-reflective optical film and bendable display apparatus including the optical film
AssigneeSamsung Display Co., Ltd.
InventorsDongwook Choi, Taeeun Kim, Heeyoung Lee, Dukjin Lee, Woosuk Jung
Life of this patent
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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.
Claims15
A display apparatus, comprising:
- a display panel comprising an organic light-emitting device, the display panel including a folding axis extending in a first direction;
- an encapsulating layer disposed over the display panel;
- touch electrode disposed over the encapsulating layer;
- and
- an optical film disposed over the touch electrode, the optical film comprising at least two-phase retarders,
- wherein the optical film is delineated into four quadrants by the folding axis and a virtual axis extending in a second direction perpendicular to the first direction, and
- wherein slow axes of each of the at least two-phase retarders are located in a same quadrant of the four quadrants of the optical film.
4 more elements
Dependencies are inferred from the claim text.