Optical member and display apparatus comprising the same
AssigneeLG Display Co., Ltd.
InventorsSeungSoo Yang, ChangHee Choi, Yujin Kang
Life of this patent
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Abstract
An optical member capable of improving a vision recognition rate of a mark used for alignment such as bonding alignment, and a display apparatus comprising the same are provided. The optical member comprises a first layer including a pattern portion having a plurality of concave portions and a plurality of convex portions between the plurality of concave portions, and a second layer covering the pattern portion. The second layer includes a central area and an outer area, and a refractive index of the second layer in the central area is different from that of the second layer in the outer area.
Claims22
An optical member comprising:
- a first layer including a pattern portion having a plurality of concave portions and a plurality of convex portions between the plurality of concave portions;
- and
- a second layer covering the pattern portion,
- wherein the second layer includes a central area and an outer area,
- wherein a refractive index of the second layer in the central area is different from that of the second layer in the outer area,
- wherein the outer area is disposed along a periphery of the optical member, and the central area is disposed inside the outer area as a continuous region, and
- wherein the central area includes a display area for displaying an image.
A display apparatus comprising:
- a display panel including a display area for displaying an image;
- and
- an optical panel coupled to the display panel,
- wherein the optical panel includes an optical member having:
- a first layer including a pattern portion having a plurality of concave portions and a plurality of convex portions between the plurality of concave portions;
- and
- a second layer covering the pattern portion,
- wherein the second layer includes a central area and an outer area,
- wherein a refractive index of the second layer in the central area is different from that of the second layer in the outer area,
- wherein the outer area is disposed along a periphery of the optical member, and the central area is disposed inside the outer area as a continuous region, and
- wherein the central area includes the display area.
Dependencies are inferred from the claim text.