×

LUMINAIRE

  • US 20170234509A1
  • Filed: 02/14/2017
  • Published: 08/17/2017
  • Est. Priority Date: 02/17/2016
  • Status: Active Grant
First Claim
Patent Images

1. A luminaire that emits light toward an illumination target, the luminaire comprising:

  • a light source;

    a luminaire body which houses the light source; and

    a light-guiding panel including a main surface facing opposite the illumination target and an end portion held by the luminaire body, the end portion having an end surface into which light emitted by the light source enters,wherein the main surface of the light-guiding panel includes a reflecting area having a plurality of recesses for reflecting the light entering from the end surface toward the illumination target, each of the plurality of recesses having an approximately conical shape, andan angle θ

    formed by a lateral surface of each of the plurality of recesses and the main surface of the light-guiding panel satisfies an expression of θ





    Δ

    θ

    <

    θ

    <

    θ





    θ

    , when an angle θ

    ′ and

    an angle Δ

    θ

    are defined as;

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×