Liquid lens
US11287553B2 · kind B2 · utility
0Cited by
2References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 8, 2018 |
| Grant date | Mar 29, 2022 |
| Priority date | — |
| Expiry date | Nov 27, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B27/646
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A liquid lens according to an embodiment includes a first plate comprising a cavity in which a conductive liquid and a non-conductive liquid are disposed, the cavity having an inclined surface; a first electrode disposed on the inclined surface; a second electrode disposed on the first plate; and a black insulation layer disposed between the first electrode and the conductive liquid, wherein the conductive liquid and the non-conductive liquid form an interface therebetween, and the interface moves along one surface of the black insulation layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.