Camera having a shutter to cut reverse-incident light from the eyepiece lens
US7224395B2 · kind B2 · utility
3Cited by
5References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 26, 2002 |
| Grant date | May 29, 2007 |
| Priority date | — |
| Expiry date | Jun 28, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/75
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A camera comprises a beam splitter configured to divide an incident light from a subject through a photographing lens, an eyepiece lens configured to observe the incident light divided by the beam splitter with a viewfinder, a relay lens provided between the beam splitter and the eyepiece lens, and a shutter provided in a vicinity of the relay lens and configured to cut a reverse-incident light from the eyepiece lens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.