Wavelength multiplexed optical transducer with a swept wavelengt
Wavelength specific detection system for measuring the partial p
Wavelength-division multiplex digital optical position sensor
Wavelength-independent polymer/optical sensing apparatus and met
Wavelength-selective diffraction element and an optical head...
Web break detector with adjustable scanning head
Web defect monitor for abrupt changes in web density
Web defect scanning apparatus with incandescent illumination mea
Web drive control apparatus
Web inspection system and method with exposure, detection and sa
Web monitoring and control apparatus for web handling machinery
Web scanning apparatus
Web terminal detecting device
Weft sensor for a loom
Wellbores utilizing fiber optic-based sensors and operating...
Wellbores utilizing fiber optic-based sensors and operating...
Wellbores utilizing fiber optic-based sensors and operating...
Wet line fluid removal system with optical sensor
Wide angle intensity pickoff
Wide angle, narrow band optical filter