SE7906842L - Anordning for metning av punkt-procenttal - Google Patents

Anordning for metning av punkt-procenttal

Info

Publication number
SE7906842L
SE7906842L SE7906842A SE7906842A SE7906842L SE 7906842 L SE7906842 L SE 7906842L SE 7906842 A SE7906842 A SE 7906842A SE 7906842 A SE7906842 A SE 7906842A SE 7906842 L SE7906842 L SE 7906842L
Authority
SE
Sweden
Prior art keywords
dot percentage
test piece
percentage
light
seating
Prior art date
Application number
SE7906842A
Other languages
Unknown language ( )
English (en)
Other versions
SE443875B (sv
Inventor
Y Mitsuhashi
Original Assignee
Dainippon Printing Co Ltd
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 by Dainippon Printing Co Ltd filed Critical Dainippon Printing Co Ltd
Publication of SE7906842L publication Critical patent/SE7906842L/sv
Publication of SE443875B publication Critical patent/SE443875B/sv

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41F—PRINTING MACHINES OR PRESSES
    • B41F33/00—Indicating, counting, warning, control or safety devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/86—Investigating moving sheets

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
SE7906842A 1978-08-17 1979-08-16 Anordning for metning av punkt-procenttal SE443875B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10018878A JPS5527909A (en) 1978-08-17 1978-08-17 Measuring instrument for area ratio of mesh point

Publications (2)

Publication Number Publication Date
SE7906842L true SE7906842L (sv) 1980-02-18
SE443875B SE443875B (sv) 1986-03-10

Family

ID=14267319

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7906842A SE443875B (sv) 1978-08-17 1979-08-16 Anordning for metning av punkt-procenttal

Country Status (9)

Country Link
JP (1) JPS5527909A (sv)
CA (1) CA1136993A (sv)
CH (2) CH636201A5 (sv)
ES (1) ES483453A0 (sv)
FR (1) FR2433737B1 (sv)
GB (2) GB2029008B (sv)
IT (1) IT1119825B (sv)
NL (3) NL7906150A (sv)
SE (1) SE443875B (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58223707A (ja) * 1982-05-29 1983-12-26 ハイデルベルガ−・ドルツクマシ−ネン・アクチエンゲゼルシヤフト 印刷機用の原図または版の網点面積率を求める方法および装置ならびに版に較正視野を設ける装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3053181A (en) * 1958-10-30 1962-09-11 Lithographic Technical Foundat Method for controlling print quality for lithographic presses
US3375751A (en) * 1964-03-16 1968-04-02 Barnes Eng Co Negative and print densitometer
FR2224749A1 (en) * 1973-04-06 1974-10-31 Exaphot Sarl Measurement of screened image dot density - direct and indirect illumination, dot viewed from other side

Also Published As

Publication number Publication date
GB2029008A (en) 1980-03-12
NL9101048A (nl) 1991-11-01
ES8101777A1 (es) 1980-12-16
ES483453A0 (es) 1980-12-16
JPS5527909A (en) 1980-02-28
SE443875B (sv) 1986-03-10
CH636201A5 (fr) 1983-05-13
CH638313A5 (fr) 1983-09-15
FR2433737B1 (fr) 1988-03-25
IT1119825B (it) 1986-03-10
CA1136993A (en) 1982-12-07
GB2029008B (en) 1983-04-27
NL9101047A (nl) 1991-11-01
NL7906150A (nl) 1980-02-19
GB2110366A (en) 1983-06-15
IT7950033A0 (it) 1979-08-13
FR2433737A1 (fr) 1980-03-14
GB2110366B (en) 1983-10-26

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