JPS6411132B2 - - Google Patents

Info

Publication number
JPS6411132B2
JPS6411132B2 JP139783A JP139783A JPS6411132B2 JP S6411132 B2 JPS6411132 B2 JP S6411132B2 JP 139783 A JP139783 A JP 139783A JP 139783 A JP139783 A JP 139783A JP S6411132 B2 JPS6411132 B2 JP S6411132B2
Authority
JP
Japan
Prior art keywords
pinhole
elliptical
light
reflecting mirror
shaped
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
JP139783A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59126231A (ja
Inventor
Yoshiharu Oosaki
Teruaki Shigeta
Shigeru Horii
Hideo Nishama
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP139783A priority Critical patent/JPS59126231A/ja
Publication of JPS59126231A publication Critical patent/JPS59126231A/ja
Publication of JPS6411132B2 publication Critical patent/JPS6411132B2/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
    • G01N21/55—Specular reflectivity
    • G01N21/57—Measuring gloss

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)
  • Testing Of Optical Devices Or Fibers (AREA)
JP139783A 1983-01-07 1983-01-07 樋形反射鏡の反射面の光沢検査装置 Granted JPS59126231A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP139783A JPS59126231A (ja) 1983-01-07 1983-01-07 樋形反射鏡の反射面の光沢検査装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP139783A JPS59126231A (ja) 1983-01-07 1983-01-07 樋形反射鏡の反射面の光沢検査装置

Publications (2)

Publication Number Publication Date
JPS59126231A JPS59126231A (ja) 1984-07-20
JPS6411132B2 true JPS6411132B2 (enrdf_load_stackoverflow) 1989-02-23

Family

ID=11500353

Family Applications (1)

Application Number Title Priority Date Filing Date
JP139783A Granted JPS59126231A (ja) 1983-01-07 1983-01-07 樋形反射鏡の反射面の光沢検査装置

Country Status (1)

Country Link
JP (1) JPS59126231A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0248853U (enrdf_load_stackoverflow) * 1988-09-30 1990-04-04

Also Published As

Publication number Publication date
JPS59126231A (ja) 1984-07-20

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