Optical transmission characteristic measuring apparatus and cali

Optical type sensor for use as an optical measuring head or opti

Optical wavefront analyzer and method using a single wave shifte

Optical waveguide amplifier source gyroscope

Optical waveguide spectrum analyzer and method

Optical wavelength demultiplexing filter for passing a selected

Optical wavelength meter

Optical wavelength monitor using blazed diffraction grating

Optical, interferometric hole gauge

Optical-fiber gyroscope

Optical-fiber gyroscope of sagnac type having a fiber-optic loop

Optical-fiber measuring device, gyrometer, central navigation an

Optical-interference type angular velocity or rate sensor having

Optically biased twin ring laser gyroscope

Optically differentiating and adding passive ring laser gyroscop

Optically measuring the carrier concentration in a semiconductor

Optically multiplexed imaging system and methods of operation

Optically verified glide

Optically-locked fiber-optic resonant gyro

Optics method and fixture for assembling and testing a magnetic