pintle, goniometer, tachymeter, handwheel, azimuthal, ammeter, countersink, calliper, microelectrode, compensator, pyrometer, stroboscope, gearset, baseplate, manometer, piston rod, drogue, inclinometer, plethysmograph, crosshead, spline, multimeter, rotor shaft, torque wrench, workpiece, tailstock, variable resistor, voltmeter, detents, triaxial, potentiometer, tappet, calorimetric, conspicuity, caliper, retroreflector, gimbals, fiducial, tachometers, nosepiece, microswitch, aerofoil, cermet, airfoils, concentricity, electromyogram, angulation, cardiograph, helical gear, voltage divider, annunciator, digital voltmeter, calibration, waviness, tach, shimming, microbalance, directivity, pinna, comminution, altimeters, underwing, spectro, galvanometer, chamfer, lubricator, trunnion, strain gage, thermistor, cuvette, gimbal, photometer, extensometer, strakes, fletching, tacho, millivolt, frequency response, aileron, sonde, reciprocating saw, rheometer, passband, superior mesenteric artery, kinematic, intensifiers, mandrels, radial, doppler, pcv valve, servomotor, acoustic impedance, nozzle, sinusoid, rotary actuator, flanges, coupler, perimetry, audiogram, glide slope, crankcases, thermocouple, fio, shutter, dial, graph, slit, coil, diagonal, polarizer, angle, arc, bobbin, buttonhole, clamp, crossbar, lever, micrometer, oblique, pedal, rafter, aneroid, azimuth, calibrated, switch, micrometric, section, 5-6, command, copy, curve, fulcrum, grid, horizontal, magnet, note, quadrant, ruler, tangent

paul vernier, vernier caliper, vernier micrometer

scale

vernier scale