Imaging system and imaging optical system
US9261679B2 · kind B2 · utility
1Cited by
3References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 2014 |
| Grant date | Feb 16, 2016 |
| Priority date | — |
| Expiry date | Sep 30, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/55
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An optical system includes a central portion having a magnification per unit angle of view which increases from a center to an outside at an increase rate and a circumferential portion being outside the central portion and having a magnification per unit of view which increases from the central portion to an outside at an increase rate smaller than the increase rate of the central portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.