An early batch sn 1545332 dated 1957 Summicron 50 2 DR . mint condition. Original coating . Can use in M9P n test but cannot focus infinite n near focus . Better Use in film camera . W rare original leather box. Perfect match w M film camera ( M1-M4 especially M3) from my point of view the best 50 2 still in today standard n craftsmanship better than rigid ! Photo w KE-7A n Kodak Tri-X 400
Len only includes back n front cover , eyes and original leather Leica box ! Not include filter n hood . Collection item n price firmed
https://www.kenrockwell.com/leica/50mm-f2-dr.htm
https://mrleica.com/leica-summicron-dr/