Duplitized display material with translucent support with specified face to back speed differential
US6403292B1 · kind B1 · utility
1Cited by
20References
47Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 6, 2000 |
| Grant date | Jun 11, 2002 |
| Priority date | — |
| Expiry date | Dec 6, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C5/02
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The invention relates to a photographic element comprising a base material, at least one exposure side photosensitive silver halide layer, and at least one backside photosensitive silver halide layer, wherein said face side photosensitive layer has lower speed than said backside photosensitive layer, and wherein said base material has a percent transmission of between 35 and 60%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.