Accu-scope Microscope 10x NIS Plan phase objective, N.A. 0.25, W.D. 10.2mm

Specifications 5-position Phase Contrast condenser with rotatable turret N.A. 1.25 Phase contrast annuli for 10x, 20x, 40x, 100x; centerable annuli Separate brightfield and darkfield positions Condenser diaphragm Designed for EXC-500 series microscopes This microscope objective is compatible with Nikon E200, E400, E600, CI, 50i/55i and 80i microscopes.  Although it will not be 100% parfocal