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Optic and apparatus for making an optic

  • US 10,041,646 B2
  • Filed: 05/01/2015
  • Issued: 08/07/2018
  • Est. Priority Date: 05/01/2015
  • Status: Active Grant
First Claim
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1. A lighting system comprising:

  • a light emitting diode; and

    an optic comprising;

    a backside positioned to receive light from the light emitting diode; and

    a front side that is opposite the backside and that is convex,wherein the backside comprises;

    a convex region disposed adjacent the light emitting diode;

    a first groove circumscribing the convex region; and

    a second groove circumscribing the convex region and the first groove, wherein the second groove is deeper than the first groove.

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