LED TUBE LAMP

  • US 20170159894A1
  • Filed: 02/20/2017
  • Published: 06/08/2017
  • Est. Priority Date: 12/05/2014
  • Status: Active Grant
First Claim
Patent Images

1. An LED tube lamp, comprising:

  • a glass lamp tube comprising an inner surface and an outer surface with a rough surface formed on at least a part of the inner surface and the roughness of the inner surface is higher than that of the outer surface of the glass lamp tube;

    an LED light strip in the glass lamp tube, the LED light strip being provided with a plurality of LED light sources mounted thereon;

    two end caps each having two pins, and respectively disposed at two opposite ends of the glass lamp tube;

    an anti-reflection layer coated on the inner surface of the glass lamp tube which is capable of reducing the reflection occurring at an interface between the glass lamp tube'"'"'s inner surface and the air and allowing more light from the LED light sources transmitting through the glass lamp tube; and

    wherein the light output from the LED light sources transmits through the anti-reflection layer, the rough surface, and the glass lamp tube.

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