Randomizing optical converter for illumination beam and method utilizing same
US4993802A · kind A · utility
4Cited by
9References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 10, 1989 |
| Grant date | Feb 19, 1991 |
| Priority date | — |
| Expiry date | Oct 10, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S385/901
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical array including a source projecting spectral light onto the input-aperture of a fibre-optic bundle, the bundle's exit-aperture outputting a rectangular beam with fibres "random-laid" and spread-along the exit-aperture to make this rectangular beam's intensity more uniform.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.