Light scanning system
US4165464A · kind A · utility
28Cited by
7References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 3, 1976 |
| Grant date | Aug 21, 1979 |
| Priority date | — |
| Expiry date | Jun 3, 1996 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B26/106
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A light scanning system is described, comprising a circular disk having a plurality of zone-type lenses, where each of the zone-type lenses converges an incoming light beam toward a corresponding focal point, and when moving said circular disk and said incoming light beam relatively each other, said focal point scans object to be scanned in a scanning direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.