Method and apparatus of repeatedly recording optical image...

Details Method and apparatus of repeatedly recording optical image... Method and apparatus of repeatedly recording optical image...

G - Physics

11

B

352/32.1

G11B 11/08 (2006.01) G11B 11/00 (2006.01) H04N 5/30 (2006.01)

Patent

CA 1332465

ABSTRACT A image pickup device having a rewritable recording member on which optical patterns are repeatedly recorded as electrostatic images using a writing head with an electric potential applied between the head and recording member. Each image recorded on the recording member is erased prior to recording a subsequent image by application of an alternating voltage or an electric potential of opposite polarity between the writing head and recording member.

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