Diffusing film comprising transparent resin and scatterers
US6710923B2 · kind B2 · utility
16Cited by
10References
24Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 24, 2002 |
| Grant date | Mar 23, 2004 |
| Priority date | — |
| Expiry date | Dec 24, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B5/0278
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A diffusing film comprises a transparent resin in which scatterers are dispersed. The difference between the refractive index of the transparent resin and that of the scatterers is in the range of 0.04 to 1.5. The scatterers are flat particles having sizes of 0.1 to 50 &mgr;m.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.