| Infinity Corrected Brightfield Objectives for Upright - Metallurgical Microscopes, used with FU1000 focusing block based custom and ML7000 & ML8000 scopes. International DIN standard, parfocal distance 45 mm, Infinity Tube Lens F = 200mm, Standard DIN 0.7965" (20.1 mm) diameter threads, 36 TPI, 55° Whitworth Please contact us with questions. | |