Illumination beam adjustment apparatus and illumination apparatus
US9388950B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 2, 2012 |
| Grant date | Jul 12, 2016 |
| Priority date | — |
| Expiry date | Jun 16, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B13/19626
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An illumination beam adjustment apparatus is disclosed. The apparatus comprises a housing (4), a plurality of first optical elements (12) fixed relative to the housing and adapted to receive and transmit electromagnetic radiation and adjust the beam angle of a beam of electromagnetic radiation passing therethrough, and a second optical element (14) removably mounted relative to the housing and adapted to receive electromagnetic radiation from the first optical elements and transmit electromagnetic radiation. The second optical element is adapted to adjust the beam angle of a beam of an electromagnetic radiation passing therethrough.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.