Check the listing for details. Optical Auto Refractometer Refractmeter with Keratometer RK-9000. Condition: New. Listed at 2673.00 USD. Digital Autorefractometer KR-9000 With keratometeFeatures:1.ﾠWith keratometer and diopter measurement function (KR-9000) 2.ﾠUsing the ARM processor and the latest domestic image processing, the system is fast and the image is clear. 3.ﾠJapan's mature optical path system, humanized automatic mist measurement process, to reduce the error caused by adjustment, more precise measurements 4.ﾠLight rack with integral casting, CNC machining, measuring system is more stable, good consistency 5.ﾠColor LCD display, 5.7 inches man-machine interface is more comfortable 6.ﾠPD Automatic measurement function, automatically PD value 7.ﾠOne key lock function, quickly locking mobile platformsﾠ 8.ﾠInnovative designs, accord with the structure of human body engineering, to bring customers good aesthetic feeling and comfortable. ModelKR-9000/RM-9000Refractive measurementVertex Distance0,12,13.75,15mmSphere-20~+20D (0.12/0.25D step)Cylinder0.00~+-10.00D (0.12/0.25D step)Axis1D-180D (1D step)Pupil Distance30~85mmMin. Pupil diameter measurable2.0mmTargetAutomatic fogging targetHardware specificationMonitor5.7 inch Color LCDPrinterFast thermal printerPower Saving FunctionOFF, 5/15 mins (Selectable)Power supplyAC 110~220V, 50/60HZ, 50WDimensions/weight69 (W) * 43(D)*72 (H)cm/ 21kg