... Compatible. 2.Ultrasonic videoing workstation 3.B ultrasonic image dynamic playback Ophthalmic A/Bscan (CAS-2000B)Main configuration ... Lateral≤ 0.5mm Gray Scale: Levels 256 Display Mode: B, B+B, B+A Image Storage: 10Frames Image Post Processing: Brightess, Comparison, ... Smooth, Sharp, Gray, Stretch, Equalize, etc( Ophthalmic A/B scan , ophthalmic equipments,usb2.0 compatible (CAS-2000B)