Used Auto-Ref/Keratometer Nidek ARK-700A , with Autofocus.
In great condition. Comes with 60 Day Warranty.
Measurement of refractive power (AR measurement) (VD=12mm)
· Spherical power (S)
Measurable range -18.00D - 23.00D
Indication step 0.01D/0.12D/0.25D
· Cylindrical power (C)
Measurable range 0D - ± 8.00D
Indication step 0.01D/0.12D/0.25D
· Cylinder axis (A)
Measurable range 0 º - 180 º
Indication step 1 º / 5 º
· Minimum pupil diameter
measurable φ2.5mm
· Vertex distance 0mm/10.5mm/12mm/13.75mm/15mm/16.5mm
· Target fixation Auto-fogging system