Moire removing device for image scanner

Details Moire removing device for image scanner Moire removing device for image scanner

1991-08-30

1992-10-27

Boudreau, Leo H.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358227, 358497, H04N 123

Patent

active

051594692

ABSTRACT:
An image scanner including a camera portion which is provided with a lens, a CCD sensor and an optical glass component having a uniform thickness and refractive index greater than 1. The optical glass component is movable into and out of an optical path extending between an original and the CCD sensor. By the selective insertion of the optical glass component into the optical path, focussing and defocusing an image of the original is provided at the CCD sensor.

REFERENCES:
patent: 4432012 (1984-02-01), Licko et al.
patent: 4610539 (1986-09-01), Kaneko et al.
patent: 4640573 (1987-02-01), Kataoka et al.
patent: 4649437 (1987-03-01), Watanabe
patent: 4893195 (1990-01-01), Tada et al.
patent: 4908717 (1990-03-01), Natori
patent: 4998801 (1991-03-01), Shiraishi et al.
patent: 5021822 (1991-06-01), Morikawa
patent: 5029010 (1991-07-01), Shiraishi

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