JPH09218008A
1996-02-10
Forced lock highly sensitive interferrometer
JPH08219742A
1995-02-08
Enhancement of sensitivity in measurement of angular displacement or displacement using laser and short focal length lens
JPH07280658A
1994-04-11
Cross beam type orthogonal two frequency light source for heterodyne interferometer
JPH0712545A
1993-06-28
Interatomic-force-microscope detection apparatus by differential heterodyne interferometer using optical-fiber array
JPH0666513A
1991-06-11
High-quenching-ratio orthogonal two frequency light source for heterodyne interferometer
JPH02228566A
1989-03-01
Measurement of speed and density of fluid using photothermal effect-disturbance removing type heterodyne interference method optical fiber probe
JPH0290037A
1988-09-27
Simultaneous measuring system for speed, diameter and refractive index of particle by multiple focal point method using laser
JPH01313703A
1988-06-14
Disturbance elimination type heterodyne interference method optical fiber sensor
JPS5886464A
1981-11-19
High speed optical real time processing device for signal of laser doppler current meter
JPS5595883A
1979-01-13
Method and device for flow speed distribution and flow amount measurement by multicarrier system laser doppler method
JPS556279A
1978-06-29
Simplified multi-channel laser doppler speed meter using angular dependency of scattered light
JPS554575A
1978-06-27
Method and apparatus for measuring flow velocity distribution and flow rate by laser doppler method
JPS537382A
1976-07-09
Threeedimensional measurement of fluid by luminescence of diiphoton absorption and photochromism
JPS5258974A
1975-11-11
Infrared laser doppler flow meter and signal processing method for the same
