Optical scanning device

Details Optical scanning device Optical scanning device

1992-05-12

1993-06-29

Lerner, Martin

Optical: systems and elements

Holographic system or element

Using a hologram as an optical element

359 18, 359220, G02B 532, G02B 2610

Patent

active

052239578

ABSTRACT:
An optical scanning device which includes a laser light source, an aspheric lens for converging a laser beam emitted from the laser light source, and a reflection type holographic disk for diffracting and scanning the laser beam passing through the aspheric lens.

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Dickson et al., "Holographic Disc.," IBM Technical Disclosure Bulletin, vol. 27, No. 2, Jul. 1984, p. 959.
Hasegawa et al., "Compact Holographic Disk in All Holographic Line Scanner for Diode Laser Printers", SPIE vol. 1052, pp. 158-162.

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