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Publication of DE246641CpublicationCriticalpatent/DE246641C/de
G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
G03F5/00—Screening processes; Screens therefor
G03F5/14—Screening processes; Screens therefor by contact methods
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Eye Examination Apparatus
(AREA)
Description
6060
BERLIN. GEDBUCKT IN DER REICHSDRUCKEItEI.BERLIN. PRINTED IN THE EMPIRE PRINTING.
Claims (1)
Patent-Anspruch:Patent claim:Verfahren zur Zerlegung von Halbtönen für die Photolithographie, dadurch gekennzeichnet,
daß man die Punktur eines Tangierfelles auf eine lichtdurchlässige Folie umdruckt und diesen Raster bei der Belichtung
in der Kamera vor die photographische Platte an die Schichtseite legt.Process for the decomposition of halftones for photolithography, characterized in that
that one overprints the puncture of a Tangier skin on a translucent film and this grid during the exposure
in the camera in front of the photographic plate on the layer side.5555
Method and device in order to obtain completely identical printing documents or assemblies during printing, in particular during color intaglio printing