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US 2020/0271848 A1Published application
Lighting apparatus
AssigneePanasonic Intellectual Property Management Co., Ltd.
InventorsDaigo YAMASHINA, Hironori AKIYAMA, Kazuyuki YAMAE
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Abstract
A lighting apparatus includes: a light source module; a light guide that guides light emitted from the light source module; and a light exit structure provided in the light guide, for causing the light to exit the light guide. The light guide includes: a base material that is flexible and light-transmissive; and a visible-light absorber uniformly dispersed in the base material. The visible-light absorber has a maximum absorption wavelength of at least 500 nm and at most 750 nm.
Claims10
A lighting apparatus, comprising:
- a light source;
- a light guide that guides light emitted from the light source;
- and
- a light exit structure provided in the light guide, for causing the light to exit the light guide, wherein
- the light guide includes:
- a resin base material that is flexible and light-transmissive;
- and
- a visible-light absorber uniformly dispersed in the resin base material, and
- the visible-light absorber has a maximum absorption wavelength of at least 500 nm and at most 750 nm.
6 more elements
Dependencies are inferred from the claim text.