Back to results
US 2024/0369880 A1Published application
Optical display apparatus
AssigneeSamsung SDI Co., Ltd.
InventorsKyoung Min CHO, Bong Choon KIM, Jung Hun YOU, Seon Gyeong JEONG, Seong Hoon LEE
Life of this patent
Estimating the term…
Abstract
An optical display apparatus includes a liquid crystal panel and a viewer-side polarizing plate stacked on a surface of the liquid crystal panel, and the liquid crystal panel includes a liquid crystal layer having a pre-tilt angle of 2° to 5°, and the viewer-side polarizing plate includes a first retardation layer including a positive A layer, a second retardation layer including a positive C layer, and a polarizer sequentially stacked from the liquid crystal panel, and satisfies Equation 1.
Claims16
An optical display apparatus comprising:
- a liquid crystal panel;
- and a viewer-side polarizing plate stacked on a surface of the liquid crystal panel,
- wherein the liquid crystal panel comprises a liquid crystal layer having a pre-tilt angle of 2° to 5°, and
- the viewer-side polarizing plate comprises a first retardation layer comprising a positive A layer;
- a second retardation layer comprising a positive C layer;
- and a polarizer stacked sequentially from the liquid crystal panel, and satisfies the following
- R
-
- e
-
- 1
- -
- 205
-
- nm
- ≥
- R
-
- t
-
- h
-
- 2
- ,
- Relation
-
- 1
- where Re1 is an in-plane retardation of the first retardation layer at a wavelength of 550 nm (unit:
- nm), and Rth2 is an out-of-plane retardation of the second retardation layer at a wavelength of 550 nm (unit:
- nm).
27 more elements
Dependencies are inferred from the claim text.