Light printer with photoelectric light quantity control means
US5166510A · kind A · utility
10Cited by
3References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 4, 1991 |
| Grant date | Nov 24, 1992 |
| Priority date | — |
| Expiry date | Apr 4, 2011 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K15/1252
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A light printer with a light shutter having an array of electro-optical elements is disclosed. The light printer provides with a detection circuit for monitoring temperature and/or time dependent variations regarding the electro-optical elements of the light shutter and a driving voltage control circuit for controlling an optimum driving voltage of the light shutter according to results detected by the detection circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.