JPS6225984B2 - - Google Patents

Info

Publication number
JPS6225984B2
JPS6225984B2 JP7157181A JP7157181A JPS6225984B2 JP S6225984 B2 JPS6225984 B2 JP S6225984B2 JP 7157181 A JP7157181 A JP 7157181A JP 7157181 A JP7157181 A JP 7157181A JP S6225984 B2 JPS6225984 B2 JP S6225984B2
Authority
JP
Japan
Prior art keywords
signal
light
dust
window
irradiation
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
JP7157181A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57186156A (en
Inventor
Takeshi Ueda
Seiichiro Kyobe
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.)
YOKOKAWA DENKI KK
Original Assignee
YOKOKAWA DENKI KK
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 YOKOKAWA DENKI KK filed Critical YOKOKAWA DENKI KK
Priority to JP7157181A priority Critical patent/JPS57186156A/ja
Publication of JPS57186156A publication Critical patent/JPS57186156A/ja
Publication of JPS6225984B2 publication Critical patent/JPS6225984B2/ja
Granted legal-status Critical Current

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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/86—Investigating moving sheets

Landscapes

  • 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)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP7157181A 1981-05-13 1981-05-13 Characteristic measuring device for sheet of body Granted JPS57186156A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7157181A JPS57186156A (en) 1981-05-13 1981-05-13 Characteristic measuring device for sheet of body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7157181A JPS57186156A (en) 1981-05-13 1981-05-13 Characteristic measuring device for sheet of body

Publications (2)

Publication Number Publication Date
JPS57186156A JPS57186156A (en) 1982-11-16
JPS6225984B2 true JPS6225984B2 (fr) 1987-06-05

Family

ID=13464519

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7157181A Granted JPS57186156A (en) 1981-05-13 1981-05-13 Characteristic measuring device for sheet of body

Country Status (1)

Country Link
JP (1) JPS57186156A (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4966194A (fr) * 1972-09-05 1974-06-26
JPS55154439A (en) * 1979-05-21 1980-12-02 Yokogawa Hokushin Electric Corp Method and apparatus for measuring moisture content of paper

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4966194A (fr) * 1972-09-05 1974-06-26
JPS55154439A (en) * 1979-05-21 1980-12-02 Yokogawa Hokushin Electric Corp Method and apparatus for measuring moisture content of paper

Also Published As

Publication number Publication date
JPS57186156A (en) 1982-11-16

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