... vitreous, length, auto calculate, their average and analysis statistic IOL Formula: SRK-II, SRK-T, BINKHORST, HOLLADAY, HOFFER-Q, HAIGIS Curve ... IOL Formula: SRK-II, SRK-T, BINKHORST, HOLLADAY, HOFFER-Q, HAIGIS Measurement: AL, ACD, L, V and the average Curve Freeze: Auto ... freeze and manual freeze by foot switch Others: Input ...