WCalipers
WCoincidence rangefinder
WDepression range finder
WDistance measuring equipment
WFeeler gauge
WGauge block
WGolomb ruler
WGunter's chain
WHeight gauge
WHubometer
WHypsometer
WLaser rangefinder
WLesbian rule
WMeasuring rod
WMeterstick
WMicrometer
WOdometer
WOpisometer
WRangefinder
WRangefinding telemeter
WRelascope
WRolling ruler
WRuler
WSnap gauge
WStadiametric rangefinding
WStadimeter
WStadiometer
WStereoscopic rangefinder
WSurveyor's wheel
WTape measure
WTellurometer
WThread pitch gauge
WTraveling microscope
WTree caliper
WTypometer