Holographic recording medium and holographic recording method using the same
US7236277B2 · kind B2 · utility
3Cited by
7References
4Claims
0Family size
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Key dates
| Filing date | Nov 10, 2004 |
| Grant date | Jun 26, 2007 |
| Priority date | — |
| Expiry date | Nov 9, 2025 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03H2260/54
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A holographic recording medium has at least a recording layer with a thickness of L which comprises a recording layer material having an absorption coefficient of α and containing a photorefractive material, wherein the optical density αL represented by the product of the absorption coefficient α and the thickness L is in the range from 0.3 to 2.0.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.