Multi-beam scanning apparatus

Details Multi-beam scanning apparatus Multi-beam scanning apparatus

1998-06-02

2000-01-25

Spyrou, Cassandra

Optical: systems and elements

Deflection using a moving element

Using a periodically moving element

359 17, 359 18, 359201, 359209, G02B 2608, G02B 532

Patent

active

060184094

ABSTRACT:
A multi-beam scanning apparatus includes at least two optical sources, a beam deflector having a deflection disc with a plurality of sectors for diffracting and transmitting incident beams, and a driving source for rotating the deflection disc, for deflecting and projecting beams emitted from the optical sources. A beam corrector installed along a light path, for correcting the beams deflected by the beam deflector.

REFERENCES:
patent: 4761046 (1988-08-01), Funato
patent: 5408095 (1995-04-01), Atsuumi et al.
patent: 5805315 (1998-09-01), Iwamatsu et al.

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