JPS51134141A - Optical system for multiplication of two beam interference path difference - Google Patents
Optical system for multiplication of two beam interference path differenceInfo
- Publication number
- JPS51134141A JPS51134141A JP50057433A JP5743375A JPS51134141A JP S51134141 A JPS51134141 A JP S51134141A JP 50057433 A JP50057433 A JP 50057433A JP 5743375 A JP5743375 A JP 5743375A JP S51134141 A JPS51134141 A JP S51134141A
- Authority
- JP
- Japan
- Prior art keywords
- multiplication
- optical system
- path difference
- beam interference
- interference path
- 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
Links
Landscapes
- Instruments For Measurement Of Length By Optical Means (AREA)
Abstract
PURPOSE: To improve interference fringe by moving beam back and forth within many planes parallel to the ray of light incident and shortening the average optical path distance per reciprocating motion.
COPYRIGHT: (C)1976,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50057433A JPS51134141A (en) | 1975-05-16 | 1975-05-16 | Optical system for multiplication of two beam interference path difference |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50057433A JPS51134141A (en) | 1975-05-16 | 1975-05-16 | Optical system for multiplication of two beam interference path difference |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS51134141A true JPS51134141A (en) | 1976-11-20 |
JPS5533523B2 JPS5533523B2 (en) | 1980-09-01 |
Family
ID=13055507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50057433A Granted JPS51134141A (en) | 1975-05-16 | 1975-05-16 | Optical system for multiplication of two beam interference path difference |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS51134141A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5866913A (en) * | 1981-10-16 | 1983-04-21 | Agency Of Ind Science & Technol | Multiplier for optical path difference for laser interferometer or the like |
JPS63172116A (en) * | 1987-01-09 | 1988-07-15 | Hamamatsu Photonics Kk | Optical delay device |
JPH01221602A (en) * | 1988-03-01 | 1989-09-05 | Japan Spectroscopic Co | Two-beam interference type linear encoder |
-
1975
- 1975-05-16 JP JP50057433A patent/JPS51134141A/en active Granted
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5866913A (en) * | 1981-10-16 | 1983-04-21 | Agency Of Ind Science & Technol | Multiplier for optical path difference for laser interferometer or the like |
JPH0213765B2 (en) * | 1981-10-16 | 1990-04-05 | Kogyo Gijutsuin | |
JPS63172116A (en) * | 1987-01-09 | 1988-07-15 | Hamamatsu Photonics Kk | Optical delay device |
JPH01221602A (en) * | 1988-03-01 | 1989-09-05 | Japan Spectroscopic Co | Two-beam interference type linear encoder |
Also Published As
Publication number | Publication date |
---|---|
JPS5533523B2 (en) | 1980-09-01 |
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