Scattering medium internal observation apparatus, image pickup system, image pickup method and endoscope apparatus
US8259167B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Sep 9, 2008 |
| Grant date | Sep 4, 2012 |
| Priority date | — |
| Expiry date | May 9, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B5/489
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A scattering medium internal observation apparatus according to the present invention includes: a light source; an illuminating apparatus that guides light from the light source to an observation object that is a scattering body; and an observation optical system for observing the observation object illuminated by the illuminating apparatus, wherein the illuminating apparatus has a light-guiding member that guides light from the light source to a surface of the observation object, and a light-shielding member that covers the surface of the observation object and which shields light reflected or scattered in the vicinity of the light-guiding member of the observation object is disposed in the vicinity of an end portion of the light-guiding member on an observation object-side.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.