Two-dimensional scanning device
US8582190B2 · kind B2 · utility
1Cited by
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11Claims
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Key dates
| Filing date | Mar 3, 2011 |
| Grant date | Nov 12, 2013 |
| Priority date | — |
| Expiry date | Jun 13, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B26/101
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A two-dimensional scanning device possesses: a light source for emitting light; a mirror for scanning on a test surface in the X direction; a mirror for scanning on the test surface in the Y direction; a lens which has different powers in relation to the X direction and the Y direction; and a lens which has different powers in relation to the X direction and the Y direction. The mirrors are arranged between the light source and a lens group including the lenses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.