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Auto Refractor,Scanning,Pneumatic,Beeps - Auto Refactor scanning patient with pneumatic noises and beeps.wav

Non Contact Tonometer,Pneumatic,Vertical,Adjustment,Up,Down - Doing vertical adjustment all the way up then all the way down.wav

Phoropter,Auxiliary lens dial,Top dial,Turning,Adjusting,Clicks,Fast,Short,Burst - Turning and adjusting auxiliary lens dial in fast short bursts.wav

Terminal,Motor,Running,Vertical,Up,Down,Pneumatic - Terminal Machine adjusting height to match patient level.wav