... up stop, minimum division of fine focusing: 2μm.NosepieceQuadruple(Ball bearing inner locating)StageDouble layer mechanical (Size:180mmX150mm,moving range:15mmX15mm ... cover glass) 60X/0.85 2220160Eyepieces tubBinocular, Inclination of 30011008NosepieceQuintuple(Ball bearing inner locating)032001Simple polarizing unitPolariser111002Polarization analyzer111102CCD adapter0.4X8120010.5X8120041X8120020.5X ...