"8.6mm outer diameter insertion tube and 2.8mm channel diameter combined with excellent image quality to make the GIF-160 ideal for routine examinations. Extra-wide 140º field of view enables wider area of site to be easily observed. 4-way angulation (210º up, 90º down, and 100º right/left) enables complete and comprehensive examination of the upper digestive tract. Ergonomically designed grip enhances scope maneuverability while redesigned easy-to-access knobs and user-selectable switches improve operability. Superior image quality is delivered even in the expanded full height mode when combined with the dedicated CV-160 video system center. Fully compatible with the CV-160/140/100.