Expanded Specifications Zeiss Terra ED 8x32 Binoculars
| Performance | |
| Magnification | 8 × |
| Effective lens diameter | 32 mm |
| Light transmission | 88% |
| Exit pupil diameter | 4.0 mm |
| Twilight factor | 16 |
| Field of view at 1,000 m (yds) | 135 m (405 ft) |
| Subjective viewing angle | 61° |
| Close focusing distance | 1.6 m (5.3 ft) |
| Diopter adjustment range | − 3.0 | + 3.0 dpt |
| Exit pupil distance | 16.5 mm |
| Pupil distance | 56 – 74 mm |
| Lens type | ED |
| Prism system | Schmidt-Pechan |
| Features | |
| LotuTec | Nitrogen filled | + | + |
| Water resistance | 100 mbar |
| Physical | |
| Operating temperature |
− 15°C | + 60°C (+ 5°F | + 140°F)
|
| Length | 125 mm (4.9 ") |
| Width at an interpupillary distance of 65 mm | 116 mm (4.6 ") |
| Weight | 510 g (18 oz) |
