Imaging system using combined dichroic/high-pass filters
US7031084B2 · kind B2 · utility
1Cited by
4References
3Claims
0Family size
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Key dates
| Filing date | Jul 23, 2003 |
| Grant date | Apr 18, 2006 |
| Priority date | — |
| Expiry date | Aug 4, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B5/20
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An imaging system including: a lens; a dichroic filter positioned in front of the lens; and a high pass filter positioned between the lens and the dichroic filter. An appropriate design coordinating the components of such an imaging system diminishes imaging artifacts related to wide-angle imaging of fluorescent objects.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.