... 5mmMeasure: ACD, Lens, Vitrous, Axial length, and its averageDISPLAY mode: B, B+B, B+A mode,IoL table calculation: Holladay, Hoffer-Q, SCDK, SRK ... -II, SRK/T, HaigisB-Scan model: 60 degree mechanic sector scanDetect Depth>=50mmImage storge: 10 framesGray ... cas-2000B is not integrated A/B scanner. If you need integrated A/B scanner, you may order our cas-2000C model.Thanks.