JPS6390773A - 光ドツプラ−速度計 - Google Patents

光ドツプラ−速度計

Info

Publication number
JPS6390773A
JPS6390773A JP23672786A JP23672786A JPS6390773A JP S6390773 A JPS6390773 A JP S6390773A JP 23672786 A JP23672786 A JP 23672786A JP 23672786 A JP23672786 A JP 23672786A JP S6390773 A JPS6390773 A JP S6390773A
Authority
JP
Japan
Prior art keywords
optical path
area
path length
light
difference
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
JP23672786A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0447266B2 (https=
Inventor
Kazuhiko Ito
和彦 伊藤
Masaru Akazawa
赤澤　優
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.)
Japan Aviation Electronics Industry Ltd
Original Assignee
Japan Aviation Electronics Industry 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 Japan Aviation Electronics Industry Ltd filed Critical Japan Aviation Electronics Industry Ltd
Priority to JP23672786A priority Critical patent/JPS6390773A/ja
Publication of JPS6390773A publication Critical patent/JPS6390773A/ja
Publication of JPH0447266B2 publication Critical patent/JPH0447266B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Optical Radar Systems And Details Thereof (AREA)
JP23672786A 1986-10-03 1986-10-03 光ドツプラ−速度計 Granted JPS6390773A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP23672786A JPS6390773A (ja) 1986-10-03 1986-10-03 光ドツプラ−速度計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23672786A JPS6390773A (ja) 1986-10-03 1986-10-03 光ドツプラ−速度計

Publications (2)

Publication Number Publication Date
JPS6390773A true JPS6390773A (ja) 1988-04-21
JPH0447266B2 JPH0447266B2 (https=) 1992-08-03

Family

ID=17004889

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23672786A Granted JPS6390773A (ja) 1986-10-03 1986-10-03 光ドツプラ−速度計

Country Status (1)

Country Link
JP (1) JPS6390773A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2447600B1 (en) 2010-10-29 2019-02-27 Stanley Electric Co., Ltd. Vehicle headlight

Also Published As

Publication number Publication date
JPH0447266B2 (https=) 1992-08-03

Similar Documents

Publication Publication Date Title
US4540283A (en) Apparatus and method for determining the size and velocity of particles, droplets, bubbles or the like using laser light scattering
US8422000B2 (en) Bistatic laser radar apparatus
US8189176B2 (en) Velocity detector
US4897536A (en) Optical axis displacement sensor with cylindrical lens means
WO1991005236A1 (en) Method for measuring the size and velocity of spherical particles using the phase and intensity of scattered light
IL128984A (en) Remote air detector
US4997272A (en) 4π laser Doppler anemometer (LDA) for measuring the velocities of moving objects
JP2755757B2 (ja) 変位及び角度の測定方法
US3680961A (en) Measurement of particle sizes
CN110554402A (zh) 测量设备和处理设备
US6040899A (en) Optical velocimetric probe
Büttner et al. A multimode-fibre laser-Doppler anemometer for highly spatially resolved velocity measurements using low-coherence light
Büttner et al. Spatial resolving laser Doppler velocity profile sensor using slightly tilted fringe systems and phase evaluation
Behroozi et al. Direct measurement of the attenuation of capillary waves by laser interferometry: Noncontact determination of viscosity
US5870199A (en) Method and apparatus for highly accurate distance measurement with respect to surfaces
JPS6390773A (ja) 光ドツプラ−速度計
JPS60243583A (ja) レ−ザドツプラ速度計
US6587207B2 (en) Method for producing time marks at any points on moving components
JPS5856094B2 (ja) 微小振動測定装置
US4884888A (en) Method and device for contactless optical measurement of distance changes
Mikami et al. 3-Beam laser Doppler velocimeter for 3-D velocity measurement
Merzkirch et al. Measurement of shock wave velocity using the Doppler principle
JP2020063954A (ja) 流速計測装置、流速分布計測システム、流体制御システム及び流速計測方法
JPH05107346A (ja) レーザドツプラ速度計
JP2877119B2 (ja) 移動体の速度測定装置

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees