LED TUBE LAMP
First Claim
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1. An LED tube lamp, comprising:
- a heat sink;
an LED substrate mounted on the heat sink and comprising a plurality of LEDs; and
a cover fixed to the heat sink, and covering the plurality of LEDs;
wherein the cover comprises a first cover and a second cover, the first cover is closer to the LED substrate than the second cover, and a plurality of lenses are arranged on a surface of the first cover to refract the light beams entering the first cover.
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Abstract
An LED tube lamp includes a heat sink, an LED substrate, a cover fixed to the heat sink. The cover includes a first cover and a second cover, the first cover is closer to the LED substrate than the second cover, and a plurality of lenses are arranged on the surface of the first cover to refract the light beams entering into the first cover. The light beams are scattered by the lenses to enlarge the light divergence angle of the LED tube lamp.
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Citations
14 Claims
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1. An LED tube lamp, comprising:
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a heat sink; an LED substrate mounted on the heat sink and comprising a plurality of LEDs; and a cover fixed to the heat sink, and covering the plurality of LEDs; wherein the cover comprises a first cover and a second cover, the first cover is closer to the LED substrate than the second cover, and a plurality of lenses are arranged on a surface of the first cover to refract the light beams entering the first cover. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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Specification