bifilar micrometer
linear micrometer
micrometer gauge
ring micrometer
caliper
calliper
metric linear unit
'scope
actuator
anemometer
azimuth
dial
dipstick
gage
handwheel
headspace
innage
interferometer
low-pressure
protractor
pyrometer
rpm
skinfold
vernier
windage
accelerometer
densitometer
dynamometer
fluorometer
goniometer
hydrometer
hygrometer
kilometer
magnetometer
odometer
spectrometer
speedometer
thermometer