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| Features＼Models | UD 9×21 | |
| Magnification | 9x | |
| Objective lens diameter | 21mm | |
| Real field of view | 6.0° | |
| Field of view at 1000m Field of view at 1000 yards | 105ｍ 315 ft. | |
| Exit pupil | 2.3mm | |
| Eye relief | 9.9mm | |
| Relative brightness | 5.3 | |
| Minimum Focusing Distance | Approx. 3m Approx. 9.9ft. | |
| Dimension | Height | Approx.87mm Approx.3.4in. |
| Width | Approx.108mm Approx.4.3in. | |
| Depth | Approx.38mm Approx.1.5in. | |
| Weight | Approx.195ｇ (6.9oz.) | |
| Accessories | Case, Strap, Eyepiece lens cap | |
