... .17 WD 0.13mm SNosepieceQuintuple nosepiece, Center adjustableSSAnalyzer360° dial rotation Minimum scale reading:0.1°(Vernier scale)SSConoscopic observationSwitch between orthoscopic and ... RotatableDiameter Φ170mm, Center adjustable, 360° scale, Minimum divison 1°, Minimum reading 6 by means of vernier scale ,45° Click stop knobSSStageAttachable ...