Apparatus for reading out a charge latent image

Details Apparatus for reading out a charge latent image Apparatus for reading out a charge latent image

1989-11-22

1991-09-10

Miller, Stanley D.

Optical: systems and elements

Holographic system or element

Using a hologram as an optical element

G02F 113

Patent

active

050468286

ABSTRACT:
An apparatus for reading out a charge latent image from a recording medium includes a photo-modulation member exposed to an electric field from the recording medium and exposed to reading light. The photo-modulation member varies a condition of the reading light in accordance with the electric field. A photoconductive member is disposed between the recording medium and the photo-modulation member. Control light is applied to the photoconductive member. The control light has an intensity which varies with respect to time.

REFERENCES:
patent: 3951519 (1976-04-01), Schmidlin et al.
patent: 4386836 (1983-06-01), Aoki et al.
patent: 4392719 (1983-07-01), Sekimoto
patent: 4782348 (1988-11-01), Siegner
patent: 4804994 (1989-02-01), Sasaki et al.
patent: 4945423 (1990-07-01), Takanashi et al.

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