| Patent Number |
Title Of Patent |
Date Issued |
| 6992690 |
Multi-beam scanning apparatus |
January 31, 2006 |
| A multi-beam scanning apparatus has a multi-beam semiconductor laser which emits a plurality of laser beams, a laser holder holding the multi-beam semiconductor laser, a multi-beam light source unit having the multi-beam semiconductor laser and the laser holder, scanning imaging unit for |
| 6836631 |
Image forming apparatus in which leading end part of optical unit in mounting direction is press |
December 28, 2004 |
| An image forming apparatus including: an image bearing member; an optical unit for image exposure of the image bearing member, the optical unit being mountable from a side of the apparatus main body; and an elastic member for pressuring the optical unit downward. |
| 6038243 |
Multiple beam light source device and multiple beam scanning optical apparatus using the device |
March 14, 2000 |
| A multiple beam light source device includes a plurality of semiconductor laser chips. The plurality of semiconductor laser chips each have respective emission points independent from each other. The plurality of semiconductor laser chips are mounted such that the emission points are |
| 5581391 |
Scanning optical system |
December 3, 1996 |
| A synthetic resin lens for an optical system of a scanning optical system comprises a synthetic resin lens having a guide hole for an adhesive curing promoting light formed at a mount area thereof. |
| 5490158 |
Laser unit |
February 6, 1996 |
| A laser unit includes a semiconductor laser tip mounted on a substrate of a material such as Si, a monitoring photodiode, and a laser driving integrated circuit, all of which are fixed to a base member of a material, such as metal, by soldering or the like. Further, a collimator lens is |
| 5479201 |
Optical beam scanner with circuit board mounted elements |
December 26, 1995 |
| An optical scanning apparatus has a light source unit, a first circuit board provided with the light source unit, a deflector for deflecting light beam from the light source unit, and a second circuit board provided with the deflector. The first circuit board and the second circuit board |
| 5377038 |
Scanning optical system |
December 27, 1994 |
| A synthetic resin lens for an optical system of a scanning optical system includes a synthetic resin lens having a light guide hole for directing a light beam at a light curable adhesive formed at a mount area thereof. |
