Method and apparatus for setting and monitoring an exposure spot

Details Method and apparatus for setting and monitoring an exposure spot Method and apparatus for setting and monitoring an exposure spot

1983-10-19

1985-09-17

Tarcza, Thomas H.

Recorders

Printing, dotting, or punching marker

Ink transfer support or moving means

346108, 250201, 250204, G01D 1514

Patent

active

045423920

ABSTRACT:
Point-to-point film exposure for recording rasters continuous tone images and linework characters in scanner technology wherein the exposure spot is defined by the light intensity, the size, the focus and intensity distribution which are controlled to achieve a uniform and high contrast exposure.

REFERENCES:
patent: 3725574 (1973-04-01), Gast
patent: 3893129 (1975-07-01), Endo et al.
patent: 4386272 (1983-05-01), Check, Jr. et al.
patent: 4404571 (1983-09-01), Kitamura

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