Optical determination of velocity using crossed interference fri

Optical device and displacement information measurement apparatu

Optical device and method for multi-angle laser light scatter

Optical device for sustaining a radiant energy pulse which circu

Optical device with entrance and exit paths that are stationary

Optical electric field sensor using optical component having ele

Optical fiber amplifier

Optical fiber interference wavelength/frequency detection appara

Optical fiber interferometer network

Optical fiber interferometer with PZT scanning of interferometer

Optical fiber measuring device, gyrometer, central navigation an

Optical fiber sensor

Optical fiber sensor system

Optical fiber sensors with full common-mode compensation and mea

Optical fibre interferometer

Optical fibre measuring system

Optical flow meter for measuring gases and liquids in pipelines

Optical FM characteristics measurement apparatus for laser diode

Optical frequency analyzer using a local oscillator heterodyne d

Optical frequency discriminator using two mach-zehnder interfero