Method and apparatus for controlling multiple beam spacing
US10108104B2 · kind B2 · utility
0Cited by
16References
11Claims
0Family size
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Key dates
| Filing date | Sep 23, 2014 |
| Grant date | Oct 23, 2018 |
| Priority date | — |
| Expiry date | Dec 28, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2201/04763
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An anamorphic optical element and an adjustment mechanism for selectively rotating the optical element either around an axis substantially in a vertical direction, an axis substantially in an optical axis direction, an axis substantially in a plane formed by the vertical direction and the optical axis direction, or combination of axes thereof is used to vary a vertical separation between two or more spots.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.