MC MIR-20M 20mm f/3.5 Used Excellent Condition. Specifications and conditions: MOUNT: M42screw mount BLADES: Clean and fully functioning, no oil GLASS: Clean,no fungus, no mold, no dust inclusions, no marks and scratches RINGS: Smooth and fully working Original purchasing documents COSMETICAL:Near mint condition, as you can see in the photos CASE: Genuine solid leather case with original logo CAP: Lens caps with original logo FILTERS:Genuine M28X0,5 Interchangeable filters that are screwed onto the rear element.The following filters were supplied with the lens: УФ-1х (UV), ЖЗ-2х (Yellow/Green) and О-2,8х (Orange)