Insertion Tube: 9.8 mm
Working Length: 1700 mm / 1500* mm / 1300** mm
Total Length: 2023 mm / 1823* mm / 1623** mm
Channel Size: 2.8 mm
Field of View: 140°
Depth of Field: 4 - 100 mm
Angulation Up/Down: 180°/180°, Right/Left: 160°/160°
* Designates total and working lengths for EC-2990Fi
** Designates total and working lengths for EC-2990Mi