Optical underwater acoustic sensor

Optical vibration imager

Optical wave interference measuring apparatus

Optical wave interference measuring apparatus

Optical waveguide based power and wavelength monitor

Optical wavelength monitoring system and stabilizing system

Optical-axis deflection type laser interferometer,...

Optical-distortion correcting apparatus and...

Optically amplified WDM/TDM hybrid polarization-insensitive...

Optically balanced instrument for high accuracy measurement...

Optically stimulated electron emission contamination monitor...

Optics system for an interferometer that uses a measuring...

Optimized interferometrically modulated array source

Optimized interferometrically modulated array source

Optimized reference level generation

Opto-electronic scale reading apparatus

Optochemical sensor

Optoelectronic component for contactless measurement of...

Optoelectronic harmonically filtered detector system for a...

Overlapping common-path interferometers for two-sided...