IT940613B - Procedimento e apparecchiature per fezionate per la misura della tra sparenza - Google Patents

Procedimento e apparecchiature per fezionate per la misura della tra sparenza

Info

Publication number
IT940613B
IT940613B IT31133/71A IT3113371A IT940613B IT 940613 B IT940613 B IT 940613B IT 31133/71 A IT31133/71 A IT 31133/71A IT 3113371 A IT3113371 A IT 3113371A IT 940613 B IT940613 B IT 940613B
Authority
IT
Italy
Prior art keywords
disappearance
actions
procedure
measurement
equipment
Prior art date
Application number
IT31133/71A
Other languages
English (en)
Inventor
C Chambu
J Collo
Original Assignee
Aquitaine Petrole
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 Aquitaine Petrole filed Critical Aquitaine Petrole
Application granted granted Critical
Publication of IT940613B publication Critical patent/IT940613B/it

Links

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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/59—Transmissivity
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/16—Arrangements for performing computing operations, e.g. operational amplifiers for multiplication or division
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/25—Arrangements for performing computing operations, e.g. operational amplifiers for discontinuous functions, e.g. backlash, dead zone, limiting absolute value or peak value

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Power Engineering (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
IT31133/71A 1970-11-16 1971-11-16 Procedimento e apparecchiature per fezionate per la misura della tra sparenza IT940613B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR707041020A FR2123076B1 (it) 1970-11-16 1970-11-16

Publications (1)

Publication Number Publication Date
IT940613B true IT940613B (it) 1973-02-20

Family

ID=9064209

Family Applications (1)

Application Number Title Priority Date Filing Date
IT31133/71A IT940613B (it) 1970-11-16 1971-11-16 Procedimento e apparecchiature per fezionate per la misura della tra sparenza

Country Status (10)

Country Link
US (1) US3771879A (it)
JP (1) JPS5214988B1 (it)
BE (1) BE775335A (it)
DE (1) DE2156827A1 (it)
ES (1) ES397018A1 (it)
FR (1) FR2123076B1 (it)
GB (1) GB1366366A (it)
IT (1) IT940613B (it)
LU (1) LU64267A1 (it)
NL (1) NL7115732A (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3939983A (en) * 1972-03-16 1976-02-24 Asfour Emil S Apparatus for sorting tobacco leaves
US4125328A (en) * 1977-03-25 1978-11-14 Shigeru Suga Apparatus for measuring reflectivity and transmissivity of a specimen
JPS5897608A (ja) * 1981-12-05 1983-06-10 Nippon Paint Co Ltd 表面性状測定方法および装置
US4639132A (en) * 1984-07-03 1987-01-27 The State Of Israel Direct determination of modulation transfer function by moire deflectrometry
DE3534727A1 (de) * 1985-09-28 1987-04-02 Georg Fuereder Geraet zur erzeugung von signalen zur durchdringung und erfassung der zusammensetzung und eigenschaften fester und fluessiger stoffe
US5141320A (en) * 1989-04-13 1992-08-25 Nissan Motor Co., Ltd. Method and system for evaluating gloss and brightness character of coated paint film
JP3027161B2 (ja) * 1989-07-14 2000-03-27 株式会社リコー 画像形成装置における画像濃度検知装置
US5142648A (en) * 1990-08-02 1992-08-25 General Motors Corporation Method and apparatus for paint inspection
FR2688310A1 (fr) * 1992-03-03 1993-09-10 Saint Gobain Vitrage Int Procede et dispositif de controle de la transparence d'un vitrage feuillete.
JP3406944B2 (ja) * 1994-10-19 2003-05-19 キヤノン株式会社 レンズ測定装置
US5621520A (en) * 1996-05-13 1997-04-15 Northrop Grumman Corporation Transparency inspection method for blurriness in vehicle windscreens with elastomeric liners
CN101743466A (zh) * 2007-07-17 2010-06-16 哈赫公司 空间频率光学测量仪器和方法
CN108982503B (zh) * 2018-07-30 2021-03-02 华中科技大学苏州脑空间信息研究院 一种基于梯度反射的多层信号共面并行探测方法
CN109490199A (zh) * 2018-10-12 2019-03-19 陕西西宇无损检测有限公司 一种用于射线底片黑度动态测量的装置
CN111693549B (zh) * 2020-05-14 2021-08-20 西安电子科技大学 一种手机盖板玻璃缺陷检测与分类方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1251976B (it) * 1967-10-12
US2771004A (en) * 1953-04-29 1956-11-20 Rca Corp Apparatus for and method of testing a projection optical system
GB940735A (en) * 1959-03-26 1963-10-30 Matake Kurokawa Method of and apparatus for testing the performance of an optical system, for example, a lens
DE1185398B (de) * 1963-03-27 1965-01-14 Zeiss Carl Fa Einrichtung zur Messung oder Pruefung der Abbildungsguete von optischen Systemen
NL121213C (it) * 1963-04-11 1966-04-15

Also Published As

Publication number Publication date
GB1366366A (en) 1974-09-11
LU64267A1 (it) 1972-06-02
FR2123076A1 (it) 1972-09-08
BE775335A (fr) 1972-03-16
DE2156827A1 (de) 1972-05-25
FR2123076B1 (it) 1973-06-08
NL7115732A (it) 1972-05-18
JPS5214988B1 (it) 1977-04-26
US3771879A (en) 1973-11-13
ES397018A1 (es) 1974-04-01

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