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Specifications of two types of single-balloon endoscopes
| SIF-Y0004 | SIF-Q260 | |
| Direction of view | Forward viewing | Forward viewing |
| Angle of view | 120° | 140° |
| Outer diameter (mm) | ||
| Distal end | 9.2 | 9.2 |
| Insertion end | 9.2 | 9.2 |
| Bending section | ||
| Up/down | 180°/180° | 180°/180° |
| Right/left | 160°/160° | 160°/160° |
| Working length (mm) | 1520 | 2000 |
| Total length (mm) | 1840 | 2345 |
| Working channel diameter (mm) | 3.2 | 2.8 |
| Water-jet channel | Yes | No |
