LEICA M39 SCREW MOUNT TELE LENS PIESKER 5.5/400mm PICON. This is a rare lens with a LEICA screw mount M39. The lens is in excellent optical and mechanical condition. Focus and apertures are smooth and accurate. Cosmetic condition is excellent+. This will fit your Leica IIIg or IIIf or Ic, IIc, IIIc camera. Front and rear lens caps included. on this rare GERMAN made collectable find.