IT983806B - Retino a distanza per la tecnica fotomeccanica - Google Patents

Retino a distanza per la tecnica fotomeccanica

Info

Publication number
IT983806B
IT983806B IT2291673A IT2291673A IT983806B IT 983806 B IT983806 B IT 983806B IT 2291673 A IT2291673 A IT 2291673A IT 2291673 A IT2291673 A IT 2291673A IT 983806 B IT983806 B IT 983806B
Authority
IT
Italy
Prior art keywords
distance net
photomechanical technique
photomechanical
technique
net
Prior art date
Application number
IT2291673A
Other languages
English (en)
Original Assignee
Hieber G Efha Raster Werk
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
Priority claimed from DE19722218344 external-priority patent/DE2218344C3/de
Application filed by Hieber G Efha Raster Werk filed Critical Hieber G Efha Raster Werk
Application granted granted Critical
Publication of IT983806B publication Critical patent/IT983806B/it

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
IT2291673A 1972-04-15 1973-04-12 Retino a distanza per la tecnica fotomeccanica IT983806B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722218344 DE2218344C3 (de) 1972-04-15 Raster für die Reproduktionstechnik

Publications (1)

Publication Number Publication Date
IT983806B true IT983806B (it) 1974-11-11

Family

ID=5842098

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2291673A IT983806B (it) 1972-04-15 1973-04-12 Retino a distanza per la tecnica fotomeccanica

Country Status (2)

Country Link
JP (1) JPS551578B2 (it)
IT (1) IT983806B (it)

Also Published As

Publication number Publication date
JPS4919903A (it) 1974-02-21
DE2218344A1 (de) 1973-10-25
DE2218344B2 (de) 1975-03-13
JPS551578B2 (it) 1980-01-16

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