Radar control and display unit
Radar monitor
Radar or search/tracking system console
Radioactivity spectrometer
Ratio cup
Reference power module for measuring light energy entering an op
Reflectance colorimeter
Reflectance colorimeter
Reflectance colorimeter
Reflectance meter
Reflectance meter
Reflectance meter
Reflectance photometer
Refractometer
Refractometer
Remote station unit for geophysical data acquisition and process
Ring guard for utensil
Rotary motion transducer with multiple mounting orientations
Rotating equipment alignment analysis instrument
Roughness indicator