Lamp for vehicle
US10458614B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 17, 2018 |
| Grant date | Oct 29, 2019 |
| Priority date | — |
| Expiry date | Jul 17, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21S41/43
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided is a lamp for a vehicle capable of forming a beam pattern satisfying the performance requirements by using a micro lens optical system which includes a cylinder lens. The lamp includes a light source portion, a first lens portion which includes a plurality of micro incident lenses, and a second lens portion which includes a plurality of micro exit lenses disposed in front of the plurality of micro incident lenses. Particularly, the lamp forms a beam pattern using a combination of one or more micro incident/exit units. Each of the micro incident/exit units includes one cylinder lens and a plurality of corresponding lenses that correspond to the one cylinder lens, and any one of the micro incident lens or the micro exit lens is the cylinder lens and the other is the corresponding lens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.