Accu-Scope Microscope 20x Infinity Plan Phase Objective

This microscope objective is compatible with Olympus CX and BX microscopes.  Although it will not be 100% parfocal Specifications 20x Plan Phase Contrast objective N.A. 0.40 Working distance 1.50mm Provides a flat field of view Infinity corrected Corrected for No. 1 ½ coverglass RMS threads Designed for EXC-400 series microscopes Shipping size 9x7x5 inches Shipping weight 1lb