US 11,733,560 B2
Display device
Shuichi Osawa, Tokyo (JP); Yoshikatsu Imazeki, Tokyo (JP); Yoichi Kamijo, Tokyo (JP); Koichi Miyasaka, Tokyo (JP); and Yoshifumi Kamei, Tokyo (JP)
Assigned to Japan Display Inc., Tokyo (JP)
Filed by Japan Display Inc., Tokyo (JP)
Filed on Mar. 31, 2022, as Appl. No. 17/709,927.
Claims priority of application No. 2021-060861 (JP), filed on Mar. 31, 2021.
Prior Publication US 2022/0317512 A1, Oct. 6, 2022
Int. Cl. G02F 1/1335 (2006.01)
CPC G02F 1/133514 (2013.01) [G02F 1/133528 (2013.01)] 3 Claims
OG exemplary drawing
 
1. A display device comprising:
a backlight source configured to emit backlight;
a liquid crystal panel on which the backlight is incident; and
a color separating element substrate disposed between the liquid crystal panel and the backlight source, including a color separating element on one surface of a transparent material substrate of the liquid crystal panel, wherein
the liquid crystal panel includes a step with a predetermined height in a peripheral part of the transparent material substrate of the liquid crystal panel opposed to the color separating element substrate,
the color separating element substrate includes an adherence area with a predetermined width in the peripheral part of the surface opposed to the liquid crystal panel,
an upper surface of the step of the transparent material substrate of the liquid crystal panel and the adherence area of the color separating element substrate are adhered through a film therebetween, and
an opening is partly formed in the step as an air hole.