Leitz Wetzlar - Summicron 5cm f2 M 1st, collapsible, Yamazaki polishing. Although specified as Nikon F mount, it is a Leica M mount. Due to the nature of used items, no claims and no returns are accepted. Please understand this. To prevent parts swapping, we will refrain from disclosing the serial number. *Additional notes have been added, please check them. ・No invoice included. ・Aperture works fine. ・Glass is clear and sharp. ・Minute dust was confirmed, but I didn't feel it affected use. ・As answered in the Q&A section, there is a minor coating scratch on the rear element. ・Focus ring has no play. ・Collapsing action may be a little stiff. ・Collapsing mechanism has the characteristic slight play. ・Rangefinder is fine in my environment. There is a possibility that the lens is matched differently depending on the body, so please send it for adjustment if necessary. ・NCNR (No Claims, No Returns) ・We will decline extreme price negotiations, and please keep your questions concise. ・No front cap ・Third-party rear cap included ・Leitz NY filter included (possibility of glass replacement) #leica #summicron #leica #summicron #Mmount #50mm #collapsible #lens #oldlens #vintagelens #Leitz #leitz #Yamazaki polishing