JPS5390980A - Optical detector - Google Patents

Optical detector

Info

Publication number
JPS5390980A
JPS5390980A JP559977A JP559977A JPS5390980A JP S5390980 A JPS5390980 A JP S5390980A JP 559977 A JP559977 A JP 559977A JP 559977 A JP559977 A JP 559977A JP S5390980 A JPS5390980 A JP S5390980A
Authority
JP
Japan
Prior art keywords
optical detector
abnormalities
condensing
positively
passing
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.)
Granted
Application number
JP559977A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61576B2 (enrdf_load_stackoverflow
Inventor
Takashi Tsuda
Masakuni Toko
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP559977A priority Critical patent/JPS5390980A/ja
Publication of JPS5390980A publication Critical patent/JPS5390980A/ja
Publication of JPS61576B2 publication Critical patent/JPS61576B2/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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length

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)
  • Geophysics And Detection Of Objects (AREA)
JP559977A 1977-01-20 1977-01-20 Optical detector Granted JPS5390980A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP559977A JPS5390980A (en) 1977-01-20 1977-01-20 Optical detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP559977A JPS5390980A (en) 1977-01-20 1977-01-20 Optical detector

Publications (2)

Publication Number Publication Date
JPS5390980A true JPS5390980A (en) 1978-08-10
JPS61576B2 JPS61576B2 (enrdf_load_stackoverflow) 1986-01-09

Family

ID=11615682

Family Applications (1)

Application Number Title Priority Date Filing Date
JP559977A Granted JPS5390980A (en) 1977-01-20 1977-01-20 Optical detector

Country Status (1)

Country Link
JP (1) JPS5390980A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60150478U (ja) * 1984-03-19 1985-10-05 株式会社山武 火炎検出装置
JP2014215185A (ja) * 2013-04-25 2014-11-17 東京電力株式会社 デブリの位置検知方法および位置検知装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62156684U (enrdf_load_stackoverflow) * 1986-03-27 1987-10-05

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60150478U (ja) * 1984-03-19 1985-10-05 株式会社山武 火炎検出装置
JP2014215185A (ja) * 2013-04-25 2014-11-17 東京電力株式会社 デブリの位置検知方法および位置検知装置

Also Published As

Publication number Publication date
JPS61576B2 (enrdf_load_stackoverflow) 1986-01-09

Similar Documents

Publication Publication Date Title
NO841314L (no) Infraroedt gassdetektor
JPS53110823A (en) Optical information processor
JPS5390980A (en) Optical detector
JPS52140384A (en) Flaw detector
JPS5417620A (en) Solid pickup element
JPS5361298A (en) Photoelectric smoke detector
JPS51129287A (en) Fluorescence detector
JPS5430822A (en) Focus detector
JPS542700A (en) Optical fire detector
JPS52110031A (en) Detector for focusing
JPS52140348A (en) Optical device for photo-processing
JPS52154397A (en) Laser device with radiation positioning mechanism
JPS5417027A (en) Image forming system
JPS53123985A (en) Photoelectric type smoke detector
JPS5293383A (en) Cosmic ray detector
JPS52126219A (en) Film pinhole detector
JPS51128583A (en) Fire detector
JPS5280880A (en) Attenuation type smoke detector
JPS5419631A (en) Comparison detector
JPS57175225A (en) Measuring apparatus of spectral distribution
JPS52143051A (en) Stationary-type detector for heating mass position
JPS53143316A (en) Focal point detector
JPS53122469A (en) Gas detector
JPS53126264A (en) Alignment mechanism by light radiation
JPS52104986A (en) Material inspection device