JPS5657934A - Measuring method for multiple refractive index of transparent filament - Google Patents

Measuring method for multiple refractive index of transparent filament

Info

Publication number
JPS5657934A
JPS5657934A JP13376579A JP13376579A JPS5657934A JP S5657934 A JPS5657934 A JP S5657934A JP 13376579 A JP13376579 A JP 13376579A JP 13376579 A JP13376579 A JP 13376579A JP S5657934 A JPS5657934 A JP S5657934A
Authority
JP
Japan
Prior art keywords
filament
refractive index
fringes
vertical
parallel
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
JP13376579A
Other languages
English (en)
Other versions
JPS6223248B2 (ja
Inventor
Jiro Shimizu
Tokumasa Okui
Go.Jiyu.Kee
Takashi Tagawa
Akira Tsuchida
Masaru Kashima
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.)
Unitika Ltd
Original Assignee
Unitika 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 Unitika Ltd filed Critical Unitika Ltd
Priority to JP13376579A priority Critical patent/JPS5657934A/ja
Publication of JPS5657934A publication Critical patent/JPS5657934A/ja
Publication of JPS6223248B2 publication Critical patent/JPS6223248B2/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
    • G01N21/21—Polarisation-affecting properties
    • G01N21/23—Bi-refringence

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)
JP13376579A 1979-10-16 1979-10-16 Measuring method for multiple refractive index of transparent filament Granted JPS5657934A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13376579A JPS5657934A (en) 1979-10-16 1979-10-16 Measuring method for multiple refractive index of transparent filament

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13376579A JPS5657934A (en) 1979-10-16 1979-10-16 Measuring method for multiple refractive index of transparent filament

Publications (2)

Publication Number Publication Date
JPS5657934A true JPS5657934A (en) 1981-05-20
JPS6223248B2 JPS6223248B2 (ja) 1987-05-22

Family

ID=15112426

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13376579A Granted JPS5657934A (en) 1979-10-16 1979-10-16 Measuring method for multiple refractive index of transparent filament

Country Status (1)

Country Link
JP (1) JPS5657934A (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02279364A (ja) * 1989-04-21 1990-11-15 Ricoh Co Ltd 記録媒体の搬送装置

Also Published As

Publication number Publication date
JPS6223248B2 (ja) 1987-05-22

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