Light source apparatus having a light emission intensity detection section receives both of a leak light and a light emitted from the light source and reflected by an optical element
US8803056B2 · kind B2 · utility
4Cited by
1References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 22, 2013 |
| Grant date | Aug 12, 2014 |
| Priority date | — |
| Expiry date | Aug 22, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B1/0669
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A light source apparatus that generates a light to be supplied to an endoscope, which includes: LEDs of respective colors that emit lights; collimator lenses that receive emitted lights and emit the received lights; and illuminance sensors arranged at positions where the illuminance sensors can receive both of leak lights of the lights emitted from the LEDs of respective colors, which are not used as illumination lights, and lights emitted from the LEDs of respective colors and reflected by the collimator lenses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.