Light source stabilizer with intensity and temperature control
US4695714A · kind A · utility
28Cited by
10References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 2, 1984 |
| Grant date | Sep 22, 1987 |
| Priority date | — |
| Expiry date | Feb 2, 2004 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S5/06804
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A light source stabilizer comprises a light emitting device, a heating element for heating the light emitting device, a temperature sensor for sensing a temperature of the light emitting device, a temperature control circuit for controlling the heating element by the output of the temperature sensor, a light intensity detector for detecting a light intensity of the light emitting device and a light intensity control circuit for controlling the light emitting device by the output of the light intensity detector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.