US 12,092,917 B2
Display apparatus
Keiji Tago, Tokyo (JP)
Assigned to Japan Display Inc., Tokyo (JP)
Filed by Japan Display Inc., Tokyo (JP)
Filed on Oct. 5, 2023, as Appl. No. 18/481,309.
Claims priority of application No. 2022-162557 (JP), filed on Oct. 7, 2022.
Prior Publication US 2024/0118570 A1, Apr. 11, 2024
Int. Cl. G02F 1/1335 (2006.01); F21V 8/00 (2006.01)
CPC G02F 1/133514 (2013.01) [G02B 6/0076 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A display apparatus comprising:
a first substrate having a first front surface and a first back surface opposite to the first front surface;
a second substrate having a second back surface facing the first front surface and a second front surface opposite to the second back surface;
a liquid crystal layer arranged between the first front surface of the first substrate and the second back surface of the second substrate;
a first light guide plate bonded and fixed onto the first back surface of the first substrate through a first bonding layer;
a second light guide plate bonded and fixed onto the second front surface of the second substrate through a second bonding layer;
a light source unit arranged at a position facing a first side surface of the second light guide plate; and
a coloring film overlapping the liquid crystal layer in a direction of stacking the first substrate, the second substrate, the liquid crystal layer, the first light guide plate and the second light guide plate,
wherein the coloring film is arranged to be close to the second front surface of the second light guide plate.