Monocular binoculars by BBT Kraus in perfect condition. Both optically and in terms of functioning it is perfect. Comes in a leather case. Inside the case hangs a sticker of the distributor (I suspect) Maurice Frères, Rue St Jean in Nancy (France). Type markings on the viewer, itself are M 311 - 70 and 8x. Length of the viewer is 12cm.
