Patent ID: 8325415

Claim:
A binocular telescope with internal focusing and two cylindrical barrel tubes each fastened to a bridge and accommodating an objective lens, a focusing lens, a prism system for image inversion, and an eyepiece, wherein the prism system is configured so that within each barrel tube an optical axis of each barrel tube eyepiece is offset relative to an optical axis of each barrel tube's objective lens, wherein a rigid bridge is provided with two cylindrical apertures in which the barrel tubes are mounted parallel to one another with each barrel tube being rotatable about the optical axis of each barrel tube's objective lens, wherein the barrel tubes each comprise a rotary sleeve, an objective tube and an eyepiece tube connected thereto, the bridge is constructed in one piece and has a small length compared to a length of each of the barrel tubes, the rotary sleeves are inserted into the cylindrical apertures, and the objective tubes and the eyepiece tubes are connected to the rotary sleeves such that they lie rotatable on an upper side and a lower side of the bridge.