LU58068A1 - - Google Patents

Info

Publication number
LU58068A1
LU58068A1 LU58068DA LU58068A1 LU 58068 A1 LU58068 A1 LU 58068A1 LU 58068D A LU58068D A LU 58068DA LU 58068 A1 LU58068 A1 LU 58068A1
Authority
LU
Luxembourg
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of LU58068A1 publication Critical patent/LU58068A1/xx

Links

Classifications

    • G—PHYSICS
    • 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
    • G03F5/16—Screening processes; Screens therefor by contact methods using grey half-tone screens
LU58068D 1968-07-16 1969-02-24 LU58068A1 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT3847068 1968-07-16

Publications (1)

Publication Number Publication Date
LU58068A1 true LU58068A1 (xx) 1969-06-03

Family

ID=11246045

Family Applications (1)

Application Number Title Priority Date Filing Date
LU58068D LU58068A1 (xx) 1968-07-16 1969-02-24

Country Status (3)

Country Link
US (1) US3565527A (xx)
DE (1) DE1935784A1 (xx)
LU (1) LU58068A1 (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3885971A (en) * 1973-08-01 1975-05-27 Fuji Photo Film Co Ltd Contact screen and method for nonlinear transformations and filtering in coherent optical systems
US4188225A (en) * 1978-04-10 1980-02-12 Lumin, Inc. Halftone screen with cell matrix
US4278755A (en) * 1978-04-10 1981-07-14 Lumin, Inc. Halftone screen and method of using same
US4308326A (en) * 1979-03-28 1981-12-29 Wirth John L Halftone contact screen and photographic method of making the screen

Also Published As

Publication number Publication date
US3565527A (en) 1971-02-23
DE1935784A1 (de) 1970-09-17

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