Automatic repetitive registration and image wise exposure of she

Radiation imagery chemistry: process – composition – or product th – Registration or layout process other than color proofing

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430322, 430327, 430396, 430394, G03F 900

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active

045186677

ABSTRACT:
Method and apparatus for registering and imagewise exposing to actinic radiation a sequence of similar sheet substrates. A liquid layer separates the photosensitive layer and each photomask during the exposure step.

REFERENCES:
patent: 3547730 (1970-12-01), Cohen et al.
patent: 3573975 (1971-04-01), Dhaka et al.
patent: 4201581 (1980-05-01), Thomas et al.
patent: 4281922 (1981-08-01), Matsumoto
Tokyo Ohka Kogyo Co., Ltd., YN2000, Sep. 1981, Japan.

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