US 11,940,644 B2
Display apparatus
Motoki Tsuda, Tokyo (JP); Kazuki Ichihara, Tokyo (JP); and Michikazu Noguchi, Tokyo (JP)
Assigned to JAPAN DISPLAY INC., Tokyo (JP)
Filed by Japan Display Inc., Tokyo (JP)
Filed on May 10, 2023, as Appl. No. 18/195,372.
Claims priority of application No. 2022-078509 (JP), filed on May 12, 2022.
Prior Publication US 2023/0367054 A1, Nov. 16, 2023
Int. Cl. F21V 8/00 (2006.01); G02F 1/13357 (2006.01)
CPC G02B 6/003 (2013.01) [G02B 6/0068 (2013.01); G02F 1/133621 (2013.01); G02F 2202/28 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A display apparatus comprising:
a first substrate including a first front surface and a first back surface opposite to the first front surface;
a liquid crystal layer arranged on the first front surface of the first substrate;
a light guide panel including a first surface facing the first front surface, a second surface opposite to the first surface and a first side surface crossing the first surface and the second surface;
a light source unit including a plurality of light emitting diodes arranged in a first direction at a position facing the first side surface of the light guide panel; and
a plurality of lenses arranged in the first direction between the light guide panel and the light source unit and adhered to each other while sandwiching an adhesive layer allowing visible light to penetrate therethrough,
wherein each of the plurality of lenses includes a third surface facing the light source unit, a fourth surface opposite to the third surface, and a lens side surface crossing the third surface and the fourth surface and adhered to the adhesive layer, and
the adhesive layer is arranged between the lens side surfaces facing each other.