ophthalmic A/B scanner: 1.integrated track 2.new system Window 7 or Window XP 3.USB2. ... , printer, computer, new System Window 7 or Window XP, integrated track...... Technical specification:A-SCANB-SCANPROBE: 10MHzPROBES: 10MHz,Accuracy: 0.05mm ... : Holladay, Hoffer-Q, SCDK, SRK-II, SRK/T, HaigisB-Scan model: Mechanic Sector ScanScan Angle: 53 degreeDetect Depth>50mmGray Scale: Levels ...