Portable light and optical diffuser therefor
US10030847B2 · kind B2 · utility
5Cited by
21References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 6, 2015 |
| Grant date | Jul 24, 2018 |
| Priority date | — |
| Expiry date | Mar 6, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An optical diffuser for a light may comprise an optical body having a substantially flat base at one end thereof and a complex lens structure at the opposing end thereof. The complex lens may have a plurality of curved optical surfaces and may produce a beam of light having a non-uniform light intensity. The optical diffuser may be attached to a light by a holder, and the holder may be movable on the light to place the optical diffuser in front of alight source.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.