Lens for forming beam pattern in low-beam zone III, vehicle illuminator, and automobile
US11725793B2 · kind B2 · utility
0Cited by
4References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 18, 2019 |
| Grant date | Aug 15, 2023 |
| Priority date | — |
| Expiry date | Dec 21, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21W2102/13
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lens for forming a beam pattern in a low-beam zone III, a vehicle illuminator, and an automobile. The lens for forming the beam pattern in the low-beam zone III comprises a lens main body. A low-beam zone III formation structure is provided at or integrally formed with a light-entering surface of the lens main body. The low-beam zone III formation structure comprises multiple protrusions protruding from the light-entering surface and is used to diffuse light. The lens for forming the beam pattern in the low-beam zone III has a simple structure, a small volume and high optical efficiency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.