Nikon PLAN APO 20X 0.75? /0.17 WD 1.0 Microscope Objective Lens Good condition

  
Nikon PLAN APO 20X 0.75? /0.17 WD 1.0 Microscope Objective Lens Good condition. Thank you for visiting my item page. Nikon Objective Lens Plan Apo 20X / 0.75 DIC N2? Magnification: 20x Numerical Aperture (NA): 0.75 Correction: Plan Apochromatic Observation Method: DIC (Differential Interference) Compatible Tube Length:? (Infinity Corrected Optical System) Cover Glass Thickness: 0.17mm Working Distance (WD): 1.0mm [Product Condition] Exterior: There are minor scuffs from use, but no noticeable large scratches or dents, and the build quality of the casing is well maintained. Optics: No visible scratches, mold, or haze are observed on the lens surface, and it is in very clear condition. Both the front and rear lenses are in stable condition. Accessories: Everything shown in the images is included. Hold assumes one week a limit. Thank you for your understanding.