... mode, according to the inner lens mode , including lens eye, dense lens eye, no lens, PMMAacrylic acid and silica gel. IOL formula ... results could be stored for each eye.Scanning angle53° Grey scale:256 shades Display mode: B, B+A, B+B A Scan Frequency of probe ... : 10MHz solid probe, inner luminated Precision: ±0.06mm Detect depth: 15~40mm Eye mode ...