Kowa Kowa has a newest tonometer. KT-800, presents 3D auto-alignment function, an electronically operated chin rest, and high-speed print out. Important Functions: - Measurements are doed with non-invasive soft air and measurements are not processed if the eye is not sufficiently opened. - 3D auto alignment function. - Soft airflow.No measurement range switching needed -Insufficient eye opening sensor function -Electrically operated chin rest -High speed printout Type: Non Contact Range of eye pressure measurement : 0 60 mm Hg -Division of Measurement: 1 mm Hg - Working Distance Space: 11mm -Type of Alignment: Automatic Tracing for Up / Down & left / right / Manual Operation for Back & forth Monitor: 5inchB/WCRT Printer: 58 mm width, thermal line printer -Frame Adjustment Range: Forward / Backward 40mm Left / Right 86mm -Head Adjustment Range: Up/Down 20mm Interface: RS-232,10 keys -Power Source: 100\\240V AC, 50/60Hz -Power Consumption: 65VA, max UOVA Dimension: 458.