FI61761C - Anordning foer bestaemning av luminansfoerdelningen pao originalet av en tryckform - Google Patents

Anordning foer bestaemning av luminansfoerdelningen pao originalet av en tryckform Download PDF

Info

Publication number
FI61761C
FI61761C FI772448A FI772448A FI61761C FI 61761 C FI61761 C FI 61761C FI 772448 A FI772448 A FI 772448A FI 772448 A FI772448 A FI 772448A FI 61761 C FI61761 C FI 61761C
Authority
FI
Finland
Prior art keywords
zone
original
sensors
fluorescent tubes
parallel
Prior art date
Application number
FI772448A
Other languages
English (en)
Finnish (fi)
Other versions
FI61761B (fi
FI772448A7 (fi
Inventor
Bodo Kaestel
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of FI772448A7 publication Critical patent/FI772448A7/fi
Publication of FI61761B publication Critical patent/FI61761B/fi
Application granted granted Critical
Publication of FI61761C publication Critical patent/FI61761C/fi

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/86Investigating moving sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F33/00Indicating, counting, warning, control or safety devices
    • B41F33/0027Devices for scanning originals, printing formes or the like for determining or presetting the ink supply

Landscapes

  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Inking, Control Or Cleaning Of Printing Machines (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
FI772448A 1976-09-13 1977-08-16 Anordning foer bestaemning av luminansfoerdelningen pao originalet av en tryckform FI61761C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2641130 1976-09-13
DE2641130A DE2641130C3 (de) 1976-09-13 1976-09-13 Einrichtung zur Ermittlung der Dichte einer Druckvorlage

Publications (3)

Publication Number Publication Date
FI772448A7 FI772448A7 (fi) 1978-03-14
FI61761B FI61761B (fi) 1982-05-31
FI61761C true FI61761C (fi) 1982-09-10

Family

ID=5987788

Family Applications (1)

Application Number Title Priority Date Filing Date
FI772448A FI61761C (fi) 1976-09-13 1977-08-16 Anordning foer bestaemning av luminansfoerdelningen pao originalet av en tryckform

Country Status (5)

Country Link
DE (1) DE2641130C3 (cs)
FI (1) FI61761C (cs)
FR (1) FR2364124A1 (cs)
GB (1) GB1582490A (cs)
SE (1) SE411867B (cs)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180741A (en) * 1978-06-07 1979-12-25 Harris Corporation Apparatus for determining image areas for printing with calibration
DE3029273A1 (de) * 1979-08-03 1981-02-19 Dainippon Printing Co Ltd Vorrichtung zum messen des druckbildbereiches einer offset-druckplatte
DE3009690C2 (de) * 1980-03-13 1982-06-24 Heimann Gmbh, 6200 Wiesbaden Optische Anordnung zum Messen des mittleren Grauwertes einer reflektierenden Fläche
JPS57142548A (en) * 1981-02-27 1982-09-03 Dainippon Screen Mfg Co Ltd Photographic density detector for film
DE3309443A1 (de) * 1982-05-29 1983-12-08 Heidelberger Druckmaschinen Ag, 6900 Heidelberg Verfahren zur ermittlung der flaechendeckung einer druckvorlage oder druckplatte fuer druckmaschinen
DE3322665A1 (de) * 1983-06-23 1985-01-03 Siemens AG, 1000 Berlin und 8000 München Farbdichtemessgeraet
DD276656A1 (de) * 1988-11-07 1990-03-07 Polygraph Leipzig Einrichtung zur ermittlung des druckenden flaechenanteiles fuer druckmaschinen
DE4022020A1 (de) * 1990-07-11 1992-01-16 Gao Ges Automation Org Vorrichtung und verfahren zur pruefung von dokumenten
DE4210343A1 (de) * 1992-03-30 1993-10-14 Berthold Lab Prof Dr Vorrichtung zur optischen Densitometrie

Also Published As

Publication number Publication date
SE411867B (sv) 1980-02-11
SE7709984L (sv) 1978-03-14
FI61761B (fi) 1982-05-31
DE2641130B2 (de) 1979-08-16
GB1582490A (en) 1981-01-07
FR2364124A1 (fr) 1978-04-07
FI772448A7 (fi) 1978-03-14
FR2364124B3 (cs) 1980-06-27
DE2641130A1 (de) 1978-03-16
DE2641130C3 (de) 1980-05-08

Similar Documents

Publication Publication Date Title
FI61761C (fi) Anordning foer bestaemning av luminansfoerdelningen pao originalet av en tryckform
EP0152979B1 (en) Device for detecting differences in color
US3746451A (en) Highly reliable strip width gauge
US4381152A (en) Dimension measuring apparatus
US7551775B2 (en) Method for evaluating an image of a predetermined extract of a printed product
US3469101A (en) Device for the compensation of variable interference effects on a radiation-electrical measuring or control system
US7501647B2 (en) Apparatus and method for acquiring and evaluating an image from a predetermined extract of a printed product
GB991907A (en) Apparatus for detecting and indicating the extent of relative movement
US20040084605A1 (en) Light source for optical apparatus
US5453839A (en) Optoelectronic measuring scale
JPH1114428A (ja) コンベアの搬送物量測定装置
US4906835A (en) Light sensing and emitting devices with a safelight
NL1001633C2 (nl) Inrichting voor het detecteren van kleurverloop in bewegende gekleurde materiaalbanen.
JP2814842B2 (ja) 印刷汚れ検査装置
US4784492A (en) Device for determining surface proportion of a printed pattern for printing machines
GB1204951A (en) System for automatically detecting defects in a moving sheet
JPS6139286Y2 (cs)
JPH0575047B2 (cs)
JP2965078B2 (ja) 反射光量測定装置
JP2695339B2 (ja) 画像読み取り装置
CN110650325A (zh) 投影仪定位装置及其定位方法
US3261258A (en) Photometric device
SU890069A2 (ru) Устройство дл измерени виброперемещений
JP2517057Y2 (ja) 移動する金属の帯状体の自動中心制御用検出装置
SU124554A1 (ru) Способ стабилизации чувствительности системы фотоэлемент-усилитель сцинтилл ционного счетчика

Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: SIEMENS AKTIENGESELLSCHAFT