LED lamp and optical lens
- Summary
- A LED lamp and an optical lens thereof are provided. The LED lamp includes a LED light source and an optical lens covering the LED light source. The optical lens includes a dome structure and a protrusion structure. The dome structure has an external surface. The protrusion structure is disposed protruding from the external surface and includes oppositely-disposed first and second side surfaces. The first side surface includes first and second optical surfaces. The second side surface includes a third optical surface. The second optical surface is connected immediately to the external surface and further connected between the external surface and the first optical surface. A boundary line of the second and the first optical surfaces is not disposed at the external surface. The third optical surface and the external surface are immediately connected.
- Technology Benefits
- Local uniformity of light distribution of the optical lens is improved.
- Technology Application
- Lighting
- Application Date
- 2016-06-15
- Application No.
- US15/182628
- Classes
- F21Y115/10 | F21V5/04 | F21V5/00 | F21Y101/00 | F21V5/08
- Coverage Areas
- 光学设计
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