Endoscope and endoscope system
US12393016B2 · kind B2 · utility
0Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2022 |
| Grant date | Aug 19, 2025 |
| Priority date | — |
| Expiry date | Feb 6, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/3616
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical apparatus having a holding portion and a tubular portion further includes a light source, a light guide which is formed of a medium having a refractive index higher than 1, and an optical converting portion. The light guide has a first light guiding area having an incidence end surface and a second light guiding area having an exit end surface. A diameter of the incidence end surface is larger than a diameter of the exit end surface, and at least a part of the second light guiding area is included in the tubular portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.