1.Frequency:50/35 MHz 2.Scanning Mode:Wide Range Linear Scanning Mode,Undistorted,Sulcus-to-Sulcus. 3.Scanning Range:16mm*9mm;10 mm *6.5mm 4.Vertical precision: ≤40μm; Lateral precision: ≤40μm 5.Scanning Lines:1024 Lines, 15 μm between each lines. 6.Geometry location precision: Vertical≤3%，Lateral≤3%;No data interpolation,None distortion Imaging 7.Display mode:UBM、UBM+A 8.System performance:it have a special independent 50μm ultrasonic amplification system make the anterior segment image clearer.