Meiji Techno MA823 - TC Plan Achromat LWD 40X Objective
The MA823 is a TC LWD Planachromat 40X objective that is compatible with the TC-5000 and TC-5000C series. It has a parfocal distance of 45mm, a din standard 0.7965" (20.1mm) diameter threads, 36 TPI and 55° Whitworth.