Method and element for optical modulation
US4714326A · kind A · utility
87Cited by
3References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 27, 1985 |
| Grant date | Dec 22, 1987 |
| Priority date | — |
| Expiry date | Feb 27, 2005 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B26/00
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Optical modulation is carried out by providing a transparent member having a surface, providing an elastomeric body disposed spaced apart from the surface, irradiating the surface with a light beam, and causing the elastomeric body to contact the surface so that the proportion of the light beam transmitted through the surface is changed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.