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Lighting apparatus

  • US 10,107,457 B2
  • Filed: 04/07/2017
  • Issued: 10/23/2018
  • Est. Priority Date: 10/15/2014
  • Status: Active Grant
First Claim
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1. A lighting apparatus comprising:

  • a transparent globe;

    a transparent optical element including a scattering portion at a first end along an axis, a light incident surface at a second end along the axis, a cylindrical side surface extending from a circumferential edge of the light incident surface along the axis, and an inclined surface continuous with the cylindrical side surface and inclined inward to surround the scattering portion;

    a light source disposed to be opposed to the light incident surface of the optical element; and

    a diffusion portion subjected to surface treatment to diffuse and reflect light and thermally connected with the light source,wherein the scattering portion and the diffusion portion are disposed inside the globe.

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