Patent ID: 11868005
Assignee: NICHIA CORPORATION
Field: Optics (Instruments)
Classification: CPC G  F | IPC F  G

Claim 12:
13. The planar light source according to claim 11, further comprising
a lower member disposed under the partitioning member, the lower member including
a plurality of fourth wall parts positioned under the first wall parts, and defining a plurality of fourth ridges extending in the first direction, the fourth wall parts defining at least one second lower cut on at least one of the fourth ridges at a position intersecting one of the first cuts in the plan view, and
a plurality of fifth wall parts positioned under the second wall parts, and defining a plurality of fifth ridges extending in the second direction, the fifth wall parts defining at least one first lower cut on at least one of the fifth ridges at a position intersecting one of the second cuts in the plan view.