PalmScan Handheld USB Keratometer Measures the curvature of the anterior surface of the cornea at the central 3 mm location. Multiple scans are taken and the average of the results is reported. Automatically captures at the correct distance Introducing the World’s First USB Auto-Keratometer Features Fast Measurements Interfaces with Palmscan USB A-Scan for easy IOL calculations 16 Point Keratometry WiFi & Bluetooth Printing PDF & EMR Exportability Build-in Fixation Light Benefits The following corneal parameters are measured and displayed: Steep and Flat Curvaturein Diaptors (K1, K2) Steep and Flat Curvaturein Diaptors (R1, R2) Can be taken into the operating room Great for pediatrics & veterinarian use Steep and Flat axis in degrees Total Astigmatism Standard Deviation "If used in conjunction with PalmScan USB A-Scan, it transfers the results automatically to the IOL calculator PalmScan Handheld USB Keratometer Measures the curvature of the anterior surface of the cornea at the central 3 mm location. Multiple scans are taken and the average of the results is reported. Automatically captures once the unit is at the correct distance from patient’s eye.