You are bidding on a nice Leica 50/2 Summitar lens with a proper front cap, lens made in Germany, barrel shows normal wear, focusing is smooth, as for the glass, when shinning a light, I did see a ring of fog towards the edge of the glass, middle/center appears to be clear/clean,  winning bidder, please add $20 for shipping/handling within the US, international bidders are welcome and winner adds $65 for shipping via UPS/USPS international with a tracking number, please follow me on IG @leitzusa, thanks for looking and please don't forget to check my other auctions.