Integrated wide viewing film
US8994914B2 · kind B2 · utility
0Cited by
15References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 31, 2012 |
| Grant date | Mar 31, 2015 |
| Priority date | — |
| Expiry date | May 31, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2413/07
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
There is provided an integrated wide viewing film including: a first film having an optical axis located in-plan; and a second film having an optical axis located in a thickness direction thereof, and inclined at a predetermined angle in an in-plane direction. The IPS-LCD employing the integrated wide viewing film can be significantly improved in a contrast ratio in a diagonal direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.