Patent ID: 11899306
Assignee: NICHIA CORPORATION
Field: Optics (Instruments)
Classification: CPC G | IPC G

Claim 0:
1. A light emitting device comprising:
a lightguide plate including a first surface on which a plurality of first recesses are provided, and a second surface located on an opposite side from the first surface;
a plurality of light emitting elements each having an upper surface and a lateral surface, wherein each one of the plurality of light emitting elements is arranged in a corresponding one of the plurality of first recesses, with the upper surface facing a bottom portion of the first recess; and
a plurality of wavelength conversion members, wherein:
each light emitting element includes a reflective film on a side of the upper surface; and
each of the plurality of wavelength conversion members covers the upper surface and the lateral surface of the light emitting element in the first recess,
wherein:
each of the plurality of light emitting elements includes an electrode provided on an opposite side from the upper surface;
the light emitting device further includes a light-reflective member that is located on a side of the first surface of the lightguide plate and covers an area excluding the electrode;
the lightguide plate has a rectangular outer shape as seen in a plan view;
an outer shape of each first recess as seen in a plan view is a rectangular shape; and
each side of the rectangular outer shape of each first recess is generally parallel to a diagonal line of the rectangular outer shape of the lightguide plate.