Patterned dichroic filters for solid state electronic image sensors
US5246803A · kind A · utility
37Cited by
14References
3Claims
0Family size
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Key dates
| Filing date | Mar 16, 1992 |
| Grant date | Sep 21, 1993 |
| Priority date | — |
| Expiry date | Mar 16, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03F7/0007
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Forming a color filter by vacuum depositing alternating layers of SiO.sub.2 and TiO.sub.2 at a temperature of less than 150.degree. C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.