Handheld and battery operated (2 AA batteries) Built-in illumination permits use regardless of room light. Direct reading of dial requires on conversion table. Adjustable built in head rest steadies the tonometer during measurements.
Specifications:
Hand-held applanation tonometer
Doubling prism (option)
Scale Range 0 ~ 60mm Hg
(1mmHg division)
Illumination
a) ON / OFF
b) Bulb
c) Battery used Interlock with thumb wheel
