Optical scanning device

Details Optical scanning device Optical scanning device

1996-11-25

1998-03-03

Phan, James

Optical: systems and elements

Deflection using a moving element

Using a periodically moving element

359223, 399111, 250234, G02B 2608

Patent

active

057241732

ABSTRACT:
The present invention relates to an optical scanning device for scanning picture elements of a sheet of paper, comprising: a first moving element, carrying a light source and a mirror and being movable parallel to the sheet; a second moving element, carrying a lens and a light detecting element and moving with the same velocity as the first moving element into the opposite direction thereof; a set of mirrors, which are mounted in a fixed position and reflect light coming from the first mirror into the opposite direction onto the lens, wherein light from the picture elements is focused by the lens on the light detecting device; and a driving device, having a driving-belt or a wire cable and driving the first and second moving elements with the same velocity into opposite directions.

REFERENCES:
patent: 5585627 (1996-12-01), Akutsu et al.

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