Fig. 3From: Comperative analysis of accuracy between low-frequency ultrasound biomicroscopy and 14-MHz ultrasonography with tissue harmonic imaging for the evaluation of the posterior lens capsule in traumatic cataractsa The true negative image taken with 14-MHz + THI. The PC is smooth and round with a continuous echo. b: The true negative LFUBM image. The ultrasonic performance is similar to that shown in aBack to article page