video colonoscope: 1,Specifications: TypeCVE-2100TM/LM/IMCVE-2100TB/LB/IBCVE-2100TP/LP/IPCVE-2100T/L/IOptical systemfield of view 120°(ditect)Depth of view3-100mmTip Deflection180°(up),180°(down),160°(Left),160°(Right)Distal Rigid DiameterØ12.9mmØ13.8mmØ11.0mmØ12.9mmInsertion Tube DiameterØ12.9mmØ13.8mmØ11.0mmØ12.9mmWorking ChannelØ3.7mmØ4.2mmØ2.8mmØ3.2mmWorking Length1700mm/1550mm/1330mm/600mm