IT1012219B - Procedimento e disposizione per la misura di opacita ottica - Google Patents
Procedimento e disposizione per la misura di opacita otticaInfo
- Publication number
- IT1012219B IT1012219B IT22511/74A IT2251174A IT1012219B IT 1012219 B IT1012219 B IT 1012219B IT 22511/74 A IT22511/74 A IT 22511/74A IT 2251174 A IT2251174 A IT 2251174A IT 1012219 B IT1012219 B IT 1012219B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- measurement
- arrangement
- optical opacity
- opacity
- Prior art date
Links
- 238000005259 measurement Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/34—Paper
- G01N33/346—Paper sheets
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00358606A US3827808A (en) | 1973-05-09 | 1973-05-09 | Method and apparatus for measuring the opacity of sheet material in which the transmittance signal is compensated for the reflectivity of the material |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1012219B true IT1012219B (it) | 1977-03-10 |
Family
ID=23410338
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22511/74A IT1012219B (it) | 1973-05-09 | 1974-05-09 | Procedimento e disposizione per la misura di opacita ottica |
Country Status (11)
Country | Link |
---|---|
US (1) | US3827808A (it) |
JP (1) | JPS5741689B2 (it) |
BR (1) | BR7403765D0 (it) |
CA (1) | CA1010263A (it) |
DE (1) | DE2421299C2 (it) |
FI (1) | FI58400C (it) |
FR (1) | FR2229062B1 (it) |
GB (1) | GB1473233A (it) |
IE (1) | IE39867B1 (it) |
IT (1) | IT1012219B (it) |
SE (1) | SE407981B (it) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4288160A (en) * | 1973-12-28 | 1981-09-08 | Nekoosa Papers Inc. | Optical property measurement system and method |
US4019819A (en) * | 1973-12-28 | 1977-04-26 | Nekoosa Papers Inc. | Optical property measurement and control system |
US3992100A (en) * | 1974-02-04 | 1976-11-16 | Nekoosa Papers Inc. | Paper machine optical monitoring device with integral standardizing optical window |
FR2295419A1 (fr) * | 1974-12-21 | 1976-07-16 | Kyoto Daiichi Kagaku Kk | Dispositif de mesure de reflectance et structure de papier de test composite faisant l'objet d'une telle mesure |
US4040743A (en) * | 1975-09-22 | 1977-08-09 | Howell Laboratories, Incorporated | Method and apparatus for measuring the brightness of pulp slurry |
US4243319A (en) * | 1977-01-24 | 1981-01-06 | Nekoosa Papers, Inc. | Optical property measurement system and method |
US4222064A (en) * | 1977-03-07 | 1980-09-09 | Nekoosa Papers Inc. | Optical property measurement system and method |
JPS6048029B2 (ja) * | 1978-04-11 | 1985-10-24 | 大日本印刷株式会社 | 網点フイルムの減力量測定方法 |
GB2046432B (en) * | 1979-04-09 | 1983-05-11 | Infrared Eng Ltd | Apparatus for determining the thickness moisture content or other parameter of a film or coating |
US4255057A (en) * | 1979-10-04 | 1981-03-10 | The Perkin-Elmer Corporation | Method for determining quality of U.S. currency |
FI824185L (fi) * | 1981-12-07 | 1983-06-08 | Valmet Oy | Optiskt foerfarande och optisk anordning foer maetning av konsistensen av massasuspension |
US4540286A (en) * | 1982-06-03 | 1985-09-10 | Satake Engineering Co., Ltd. | Apparatus for continuously measuring the degree of milling of grains |
US4449398A (en) * | 1982-06-24 | 1984-05-22 | Accuray Corporation | Sheet property sensor with sheet wrinkle remover |
US4540887A (en) * | 1983-01-28 | 1985-09-10 | Xerox Corporation | High contrast ratio paper sensor |
GB8528448D0 (en) * | 1985-11-19 | 1985-12-24 | Infrared Eng Ltd | Absorption gauge |
US5182618A (en) * | 1985-11-27 | 1993-01-26 | Aimo Heinonen | Reflectometric method of measurement and apparatus for realizing the method |
US4737651A (en) * | 1986-01-31 | 1988-04-12 | Graphic Controls Corporation | Optical apparatus for the measurement of coat weight of coated products |
US4770538A (en) * | 1986-11-12 | 1988-09-13 | Measurex Corporation | Chopper wheel alignment device |
US4892409A (en) * | 1988-07-14 | 1990-01-09 | Smith Harry F | Photometric apparatus for multiwell plates having a positionable lens assembly |
US4998998A (en) * | 1988-08-12 | 1991-03-12 | Laurel Bank Machines Co., Ltd. | Sheet discriminating apparatus |
JP2736808B2 (ja) * | 1988-08-12 | 1998-04-02 | ローレルバンクマシン 株式会社 | 紙葉類判別装置 |
US5044754A (en) * | 1989-12-20 | 1991-09-03 | Eastman Kodak Company | Apparatus and method for use in determining the optical transmission factor or density of a translucent element |
US5338361A (en) * | 1991-11-04 | 1994-08-16 | Measurex Corporation | Multiple coat measurement and control apparatus and method |
WO1993012417A1 (en) * | 1991-12-09 | 1993-06-24 | Measurex Corporation | Sensor and method for measurement of select components of a material |
US5235192A (en) * | 1991-12-09 | 1993-08-10 | Measurex Corporation | Sensor and method for measurment of select components of a material based on detection of radiation after interaction with the material |
US5276327A (en) * | 1991-12-09 | 1994-01-04 | Measurex Corporation | Sensor and method for mesaurement of select components of a material |
WO1996035112A1 (en) * | 1995-05-05 | 1996-11-07 | Measurex Corporation | Sheet stabilizer for optical sensor |
FI114337B (fi) * | 2001-07-03 | 2004-09-30 | Metso Automation Oy | Menetelmä ja mittalaite liikkuvan rainan ainakin yhden ominaisuuden mittaamiseksi |
US6590223B1 (en) | 2001-07-03 | 2003-07-08 | Lexmark International, Inc. | Apparatus and method for media presence detection |
US6914684B1 (en) | 2001-07-05 | 2005-07-05 | Lexmark International, Inc. | Method and apparatus for detecting media type |
US6657714B2 (en) * | 2001-09-24 | 2003-12-02 | Applied Materials, Inc. | Defect detection with enhanced dynamic range |
JP4819673B2 (ja) * | 2003-04-07 | 2011-11-24 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | 平面物体の裏面にある印刷画像の目に見える裏写りを定量化するための方法および装置 |
CA2697543C (en) | 2007-08-31 | 2016-01-26 | Abb Ltd. | Web thickness measurement device |
SE533594C2 (sv) * | 2008-11-11 | 2010-11-02 | Stora Enso Ab | Bestämning av ytegenskaper hos ett objekt |
US9325860B2 (en) * | 2010-12-01 | 2016-04-26 | Quadtech, Inc. | Line color monitoring system |
US11788970B2 (en) * | 2016-02-11 | 2023-10-17 | Honeywell International Inc. | Probing film that absorbs and reacts with gases, with transmitted light for higher gas sensitivity |
US10183616B2 (en) * | 2017-06-19 | 2019-01-22 | Valeo North America, Inc. | Display system to display outside the vehicle |
JP7225748B2 (ja) * | 2018-12-11 | 2023-02-21 | コニカミノルタ株式会社 | 判別装置および画像形成装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3455637A (en) * | 1964-08-07 | 1969-07-15 | Giannini Controls Corp | Method and apparatus for measuring the opacity of sheet material |
-
1973
- 1973-05-09 US US00358606A patent/US3827808A/en not_active Expired - Lifetime
-
1974
- 1974-04-29 GB GB1881274A patent/GB1473233A/en not_active Expired
- 1974-05-01 IE IE928/74A patent/IE39867B1/xx unknown
- 1974-05-02 DE DE2421299A patent/DE2421299C2/de not_active Expired
- 1974-05-08 SE SE7406169A patent/SE407981B/sv not_active IP Right Cessation
- 1974-05-08 FI FI1398/74A patent/FI58400C/fi active
- 1974-05-08 CA CA199,232A patent/CA1010263A/en not_active Expired
- 1974-05-09 IT IT22511/74A patent/IT1012219B/it active
- 1974-05-09 BR BR3765/74A patent/BR7403765D0/pt unknown
- 1974-05-09 JP JP49051728A patent/JPS5741689B2/ja not_active Expired
- 1974-05-09 FR FR7416122A patent/FR2229062B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE407981B (sv) | 1979-04-30 |
JPS5741689B2 (it) | 1982-09-04 |
FI58400C (fi) | 1981-01-12 |
JPS5032982A (it) | 1975-03-29 |
IE39867B1 (en) | 1979-01-17 |
DE2421299C2 (de) | 1985-02-21 |
DE2421299A1 (de) | 1974-12-19 |
IE39867L (en) | 1974-11-09 |
CA1010263A (en) | 1977-05-17 |
BR7403765D0 (pt) | 1974-12-03 |
GB1473233A (en) | 1977-05-11 |
US3827808A (en) | 1974-08-06 |
FI58400B (fi) | 1980-09-30 |
FR2229062B1 (it) | 1978-08-04 |
AU6845374A (en) | 1975-11-06 |
FR2229062A1 (it) | 1974-12-06 |
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