JPS5343580A - Filter for regulating light quantity - Google Patents

Filter for regulating light quantity

Info

Publication number
JPS5343580A
JPS5343580A JP11834576A JP11834576A JPS5343580A JP S5343580 A JPS5343580 A JP S5343580A JP 11834576 A JP11834576 A JP 11834576A JP 11834576 A JP11834576 A JP 11834576A JP S5343580 A JPS5343580 A JP S5343580A
Authority
JP
Japan
Prior art keywords
filter
light quantity
wave length
regulating light
light
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
JP11834576A
Other languages
English (en)
Other versions
JPS6155048B2 (ja
Inventor
Sugio Mabe
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.)
Olympus Corp
Original Assignee
Olympus Optical Co 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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP11834576A priority Critical patent/JPS5343580A/ja
Publication of JPS5343580A publication Critical patent/JPS5343580A/ja
Publication of JPS6155048B2 publication Critical patent/JPS6155048B2/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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (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)
  • Spectrometry And Color Measurement (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Optical Filters (AREA)
JP11834576A 1976-10-01 1976-10-01 Filter for regulating light quantity Granted JPS5343580A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11834576A JPS5343580A (en) 1976-10-01 1976-10-01 Filter for regulating light quantity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11834576A JPS5343580A (en) 1976-10-01 1976-10-01 Filter for regulating light quantity

Publications (2)

Publication Number Publication Date
JPS5343580A true JPS5343580A (en) 1978-04-19
JPS6155048B2 JPS6155048B2 (ja) 1986-11-26

Family

ID=14734381

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11834576A Granted JPS5343580A (en) 1976-10-01 1976-10-01 Filter for regulating light quantity

Country Status (1)

Country Link
JP (1) JPS5343580A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63253915A (ja) * 1987-04-10 1988-10-20 Matsushita Electric Ind Co Ltd オプテイカルチユ−ナ
JP2005338137A (ja) * 2004-05-24 2005-12-08 Yokogawa Electric Corp レーザ光源装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63253915A (ja) * 1987-04-10 1988-10-20 Matsushita Electric Ind Co Ltd オプテイカルチユ−ナ
JP2005338137A (ja) * 2004-05-24 2005-12-08 Yokogawa Electric Corp レーザ光源装置

Also Published As

Publication number Publication date
JPS6155048B2 (ja) 1986-11-26

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