TOPCON KR-8800 Auto refractometer keratometer Good condition Tested FEATURES: The KR8800 features fast, easy and accurate measurements, a 20% wider measurement range, a color LCD screen, and a 2.0mm minimum pupil diameter. Fast and accurate refraction and keratometry readings. New color LCD screen. Rotary prism measurement for enhanced accuracy. Simultaneous display of binocular readings. Scenic fixation chart. USB connection for fast data transfer. Auto fire mode for fast reliable data collection. Simultaneous display of binocular readings Wider measurement range Rotary prism measurement system Faster measurement Scenic fixation chart Auto measurement cornea diameter measurement