Optical device, optical equipment and method for manufacturing Optical Device
US8569095B2 · kind B2 · utility
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12Claims
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Assignee
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Key dates
| Filing date | Jul 7, 2010 |
| Grant date | Oct 29, 2013 |
| Priority date | — |
| Expiry date | Aug 9, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/811
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An optical device comprises a substrate provided with an insulation portion transmitting light, a first electrode and a second electrode transmitting light provided at said substrate sandwiching said insulation portion, and an output circuit to output voltage to said first electrode and second electrode so as to change an electric field of a surface of said substrate, wherein said first and second electrodes comprise main component which is identical with said insulation portion, and an electric resistivity is lower with respect to said insulation portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.