Patent ID: 11892675
Assignee: JAPAN DISPLAY INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC G | IPC F

Claim 6:
7. The illumination device according to claim 1, wherein
the light guide includes
a third side surface intersecting the second side surface,
a fourth side surface that is opposed to the third side surface in a third direction intersecting the first direction and the second direction and intersects the second side surface,
a first surface connecting the first side surface and the third side surface, and
a second surface connecting the first side surface and the fourth side surface,

the light source includes a first light source, a second light source, and a third light source,
a first length of the first side surface in the third direction is smaller than a second length of the second side surface in the third direction,
the second light source is interposed between the first light source and the third light source in the third direction, and
a first light intensity ratio of the first light source and the third light source is higher than a second light intensity ratio of the second light source.