Specifications for Zeiss 8x20 Design Selection Monocular:
| Prism Type: | Schmidt-Pechan |
| Magnification: | 8x |
| Objective Lens Diameter: | 20mm |
| Angle of View: | 6.3° |
| Field of View: | 330' at 1000 yd / 110 m @ 1000 m |
| Exit pupil: | 2.5mm |
| Near focus: | 9.8 ft. |
| Brightness: | 6.25 |
| Twilight rating: | 12.6 |
| Length: | 3.7" / 9.4 cm |
| Weight: | 2.7 oz / 77 g |