Imaging apparatus and an imaging head used therefor
US7151956B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 11, 2002 |
| Grant date | Dec 19, 2006 |
| Priority date | — |
| Expiry date | Feb 15, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/56
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An imaging apparatus in which an imaging head having an observation hole for intaking images of an object to be observed formed at a top end is exchangeably mounted to a main body having an imaging device and an illumination light source wherein the imaging head is provided with a plurality of optical fibers for guiding a light from the illumination light source and illuminating the same to the object, light incident ends of respective optical fibers are disposed at positions opposing to emission ends of the illumination light source, and the light emission ends are circularly disposed around the image pick-up optical axis, whereby an appropriate illumination light in accordance with a magnifying ratio can be illuminated without disposing an illumination light source such as of LEDs to an imaging head such as an exchangeable lens unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.