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LED tube lamp

  • US 10,514,134 B2
  • Filed: 08/01/2018
  • Issued: 12/24/2019
  • Est. Priority Date: 12/05/2014
  • Status: Active Grant
First Claim
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1. An LED tube lamp, comprising:

  • a lamp tube, wherein at least a portion of an inner surface of the lamp tube is formed with a rough surface and the roughness of the rough surface is higher than that of the outer surface;

    two end caps, each of the two end caps coupled to a respective end of the lamp tube;

    an LED light strip disposed on an inner surface of the lamp tube with a plurality of LED light sources mounted on the LED light strip;

    a power supply disposed at one end or two ends of the lamp tube, the power supply electrically connected to the plurality of LED light sources; and

    a reflective film disposed on a portion of the inner surface of the lamp tube.

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