GB1087770A - Improvements in or relating to image reproduction - Google Patents

Improvements in or relating to image reproduction

Info

Publication number
GB1087770A
GB1087770A GB824865A GB824865A GB1087770A GB 1087770 A GB1087770 A GB 1087770A GB 824865 A GB824865 A GB 824865A GB 824865 A GB824865 A GB 824865A GB 1087770 A GB1087770 A GB 1087770A
Authority
GB
United Kingdom
Prior art keywords
photo
film
exposure
screen
screened
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB824865A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 to FR50683A priority Critical patent/FR1469855A/fr
Application filed by Individual filed Critical Individual
Priority to GB824865A priority patent/GB1087770A/en
Priority to DE19661522135 priority patent/DE1522135A1/de
Priority to NL6602458A priority patent/NL6602458A/xx
Publication of GB1087770A publication Critical patent/GB1087770A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/23—Reproducing arrangements
    • 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
    • G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
    • G03F1/68—Preparation processes not covered by groups G03F1/20 - G03F1/50
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4055—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
GB824865A 1965-02-22 1965-02-25 Improvements in or relating to image reproduction Expired GB1087770A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR50683A FR1469855A (fr) 1965-02-22 1965-02-22 Appareil pour reproduire les images
GB824865A GB1087770A (en) 1965-02-25 1965-02-25 Improvements in or relating to image reproduction
DE19661522135 DE1522135A1 (de) 1965-02-25 1966-02-24 Verfahren und Vorrichtung zur Herstellung gerasterter fotoelektrischer Reproduktion eines Originals
NL6602458A NL6602458A (enrdf_load_html_response) 1965-02-25 1966-02-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB824865A GB1087770A (en) 1965-02-25 1965-02-25 Improvements in or relating to image reproduction

Publications (1)

Publication Number Publication Date
GB1087770A true GB1087770A (en) 1967-10-18

Family

ID=9848857

Family Applications (1)

Application Number Title Priority Date Filing Date
GB824865A Expired GB1087770A (en) 1965-02-22 1965-02-25 Improvements in or relating to image reproduction

Country Status (3)

Country Link
DE (1) DE1522135A1 (enrdf_load_html_response)
GB (1) GB1087770A (enrdf_load_html_response)
NL (1) NL6602458A (enrdf_load_html_response)

Also Published As

Publication number Publication date
DE1522135A1 (de) 1969-08-14
NL6602458A (enrdf_load_html_response) 1966-08-26

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