Liquid lens interconnection
US7573646B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 11, 2007 |
| Grant date | Aug 11, 2009 |
| Priority date | — |
| Expiry date | Jul 11, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B13/0075
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The invention relates to a lens housing with a wall, including a contact surface arranged for contact with a support, a first region for receiving an electrowetting optical device comprising a cavity containing first and second liquids, the curvature of an interface between said first and second liquids being controllable by electrowetting by application of a voltage between first and second electrodes of said device, and a second region for receiving one or more fixed lenses, the second region being positioned between said contact surface and said first region, wherein said lens housing further comprises first and second conducting tracks integrated with said wall, said conducting tracks extending between said contact surface and said first region and arranged to make electrical contact with said first and second electrodes, respectively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.