JPS545461A - Measuring and recording system of interference fringe - Google Patents

Measuring and recording system of interference fringe

Info

Publication number
JPS545461A
JPS545461A JP6939977A JP6939977A JPS545461A JP S545461 A JPS545461 A JP S545461A JP 6939977 A JP6939977 A JP 6939977A JP 6939977 A JP6939977 A JP 6939977A JP S545461 A JPS545461 A JP S545461A
Authority
JP
Japan
Prior art keywords
measuring
recording system
interference fringe
change
time
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.)
Pending
Application number
JP6939977A
Other languages
Japanese (ja)
Inventor
Kan Kishii
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP6939977A priority Critical patent/JPS545461A/en
Publication of JPS545461A publication Critical patent/JPS545461A/en
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Abstract

PURPOSE: To accurately measure and detect the lengths, movements or change in refractive index of objects by parallel recording the change with time of the illuminance at one point of optical interference fringes and the change with time of spacial differentiation.
COPYRIGHT: (C)1979,JPO&Japio
JP6939977A 1977-06-14 1977-06-14 Measuring and recording system of interference fringe Pending JPS545461A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6939977A JPS545461A (en) 1977-06-14 1977-06-14 Measuring and recording system of interference fringe

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6939977A JPS545461A (en) 1977-06-14 1977-06-14 Measuring and recording system of interference fringe

Publications (1)

Publication Number Publication Date
JPS545461A true JPS545461A (en) 1979-01-16

Family

ID=13401476

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6939977A Pending JPS545461A (en) 1977-06-14 1977-06-14 Measuring and recording system of interference fringe

Country Status (1)

Country Link
JP (1) JPS545461A (en)

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