Möller-Wedel VM 900 with FS-3010: Binocular (10x/20B) OP - Microscope, mobile, objective f= 185 - 280, Zoom 2.6 - 15.5, double handle with integrated electronic control for zoom, focussing, swivelling right-left and back and forth, foot switch with control for zoom swivelling right-left and back and forth, second -hand