RMK-150 Auto Ref-Keratometer is built with reliable and fast thermal printer with easy paper loading features. Precisely designed using premium quality components, it is an innovative technique for high accuracy of refraction & keratometry measurements. Offered RMK-150 Auto Ref-Keratometer is highly acclaimed by our customers for its high accuracy in operations, easy installation & use, low maintenance and convenient USB connectivity. :: Technical Parameter :: Measurement Mode: Cornea/refractometry measurement mode, keratometry/refractometry, Mode of keratometry, refractometry, refractometry measurement mode, keratometry Refractometry:- Vertex Distance: 0,10,12,13.5,15 mm Spherical Degree: -25.00~+22.00D(VD=12mm, 0.12or0.25D) Cylinder Degree: -10.00D~+10.00D(0.12 or 0.25) Axial: 1~180°（step 1°） Cylinder Symbol: -,+,+/- Pupil Distance: 10~85mm Minimum Pupil Diameter: ¢2.0mm Measuring Time: 0.07sec Keratometry:- Radius of Curvature: 5.0~10.2mm. Corneal Refractometry: 33.00~67.50D Corneal Astigmatism: 0.00~-15.00D (0.05/0.12/0.25D) Corneal Diameter: 2.0~14.0mm Others:- Printer: Thermal Printer Saving Settings: 3, 5, 10 minutes Monitors: 5.6inch of TFT monitors Power: AC100~240V.50/60HZ/90W Product Size/Weight: 248L×476W×475H (mm) / 21kg Package Size: 680Lx650Wx470H（mm） Jaw Panel: Max 55mm Data Output: Rs-232 interface , video output Auto Ref-Keratometer RMK-150