zeller ark-900 auto refractometer with keratometer

It is developed by HUVITZ Korea, It contains various functions: REF/Keratometer, Contact Lens’s Base Curvature and so on. And the measurement will be much easier, more precise and more reliable.
Keratometry Measurement: With 2 MIRE RING and 2 LED, this machine can get the most precise keratometry,
it can not only measure the radius of cornea curvation, but also the refractemetry.
Automatic P.D Measurement: P.D measurement will automatically be done during the binocular test.
V.D Measurement: It can be adjusted into 4 stages(0,12,13,15mm)