Description

Features:
Keratometry and Refractometry mode select
Auto / manual focus function
5.7″ color TFT LCD screen
Retractometer:
Vertex distance: 0mm, 12mm, 13.75mm
Spherical: -20~+20D(VD=12) 0.125D step
Cylinder: -8~+8D 0.125D step
Axis: 0~180° 1° step
Cylinder： form -, + , ± PD： 45~88mm,1mm step
VD: 0mm,12mm,13.75mm
Min. Pupil Size: Ø2.0mm