Illumination – Light source and modifier – Laser type
Patent
1998-03-17
1999-12-07
Husar, Stephen
Illumination
Light source and modifier
Laser type
362455, F21K 700
Patent
active
059971533
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.
REFERENCES:
patent: 5490128 (1996-02-01), Ogata
patent: 5617441 (1997-04-01), Nakata et al.
patent: 5758950 (1998-06-01), Naoe et al.
Naoe Yasuhiro
Yamanaka Hideyasu
Yashiba Akio
Husar Stephen
Ricoh & Company, Ltd.
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