Color separation system for a color scanner

Details Color separation system for a color scanner Color separation system for a color scanner

1992-12-28

1994-01-04

Ben, Loha

Optical: systems and elements

Absorption filter

Movable in or out of optical path

359892, G02B 522

Patent

active

052765563

ABSTRACT:
A color separation system is disclosed consisted of a mounting frame, a color filter assembly, and a step motor controlled to move the color filter assembly back and forth in a channel. The color filter assembly is consisted of a filter holder frame, a cover frame fastened to the filter holder frame through doweled joints, a series of color filter lenses retained in windows between the filter holder frame and the cover frame, a rack meshed with a gear on the output shaft of the step motor, and top and bottom projecting rods respectively inserted in top and bottom guide slots on the mounting frame.

REFERENCES:
patent: 4030833 (1977-06-01), Barbieri
patent: 4528685 (1985-07-01), Kump et al.
patent: 4746955 (1988-05-01), Slayton et al.
patent: 4754297 (1988-06-01), Edwards
patent: 4843431 (1989-06-01), Horiguchi et al.
patent: 4974937 (1990-12-01), Haigo et al.
patent: 5122911 (1992-06-01), Kuo
patent: 5161069 (1992-11-01), Jowang

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