Optical writing device and image forming apparatus
US7705872B2 · kind B2 · utility
3Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 29, 2008 |
| Grant date | Apr 27, 2010 |
| Priority date | — |
| Expiry date | Oct 3, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B27/141
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical writing device includes a dichroic mirror and a deflection beam splitter. The dichroic mirror causes a light beam to pass therethrough or reflect depending on the wavelengths of the light beam. The deflection beam splitter causes a light beam to pass therethrough or reflect depending on a direction from which the light beam is received.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.