Patent · US Expired

Light source device for an image forming apparatus

US6502960B2 · kind B2 · utility

7Cited by
6References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 20, 2001
Grant dateJan 7, 2003
Priority date
Expiry dateAug 20, 2021

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B6/4204
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A light source device for use in an image forming apparatus and using a semiconductor laser is disclosed. The device needs a minimum of constituent parts and frees the individual part from dislocation in the event of assembly. A collimator lens included in the device is fixed in place by photo-curable adhesive. The device is low cost and highly accurate.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.