AUTO-KERATO-REFRACTOMETER TOPCON KR 8900

SPECIFICATIONS : Objective refractometer mode KR-8900 Sphere: -25D to +22D (0.12D / 0.25D Cylinder : 0D to ±10D (0.12D / 0.25D) Axis : 0° to 180° (in 1° or 5° steps) Minimal pupil diameter : Ø 2.0mm Corneal curvature mode Corneal curvature radius : 5.00 to 10.00mm (0.01mm) Refrection index : 1.3375 Corneal refraction: 67.5D to 33.75D (0.12D/0.25D) Corneal astigmetism: 0D to ±10D (0.12D / 0.25D) Corneal astigmetism axial angle: 0° to 180° (in 1° or 5° steps) PD measurement range 20-85mm max. in 1mm step Output RS-232C / USB1.1 Dimensions: 275(W) x 475(D) x 450(H)mm Weight : 20 kg