Compact wide field of view digital camera with stray light impact suppression
US10386604B1 · kind B1 · utility
8Cited by
172References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 4, 2015 |
| Grant date | Aug 20, 2019 |
| Priority date | — |
| Expiry date | Jul 6, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/698
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A point action camera or other compact digital camera having a wide field of view, includes an optical assembly that includes multiple lens elements, including at least one lens element that has an aspheric lens surface. The optical assembly is configured to provide a field of view in excess of 120 degrees. The digital camera is configured such that not less than 90% of return ghosts foci are more than +/−2 mm from the image sensor plane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.