Glasses with fluid-fillable membrane for adjusting focal length of one or more lenses of the glasses
US9811095B2 · kind B2 · utility
0Cited by
28References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 6, 2014 |
| Grant date | Nov 7, 2017 |
| Priority date | — |
| Expiry date | Apr 21, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/294
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
In one aspect, a device includes a frame, at least one lens coupled to the frame, at least one membrane at least partially covering at least one face of the lens, a reservoir in fluid communication with the membrane and containing fluid, and a fluid control assembly which controls fluid communication of the fluid between the reservoir and the membrane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.