Leitz DF 50X L Microscope Objective Lens Dark Field (LWD) Infinity. Good condition with excellent clear optics. The item "Leitz DF 50X L Microscope Objective Lens Dark Field LWD Infinity 569198" is in sale since Sunday, October 12, 2014. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical/Lab Equipment Attachments & Accessories\Microscope Parts & Accessories\Microscope Objectives". The seller is "clamebake99" and is located in Springfield, Tennessee.This item can be shipped worldwide.