Patent ID: 11927787
Assignee: JAPAN DISPLAY INC.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC G | IPC F  G

Claim 2:
3. An illumination device comprising:
a first light guide having a first side surface, a second side surface located on a side opposite to the first side surface in a first direction, a first main surface, and a first opposed surface located on a side opposite to the first main surface in a second direction intersecting the first direction; and
a first light source opposed to the first side surface to emit first P-polarized light to the first side surface,
the first side surface being inclined to the first main surface and the first opposed surface,
the first light source being inclined to a first straight line perpendicular to the first side surface,
at least a portion of the first light source being located away from the first main surface in the second direction, and
the first light source being inclined to the first main surface with respect to the first straight line, in the second direction.