Zeiss Terra Binoculars 10X42 Terra Ed Black

Magnification: 10 x. Effective Lens Diameter: 42 mm. Exit Pupil Diameter: 4.2 mm. Twilight Factors: 20.5. Field of View at 1000 yd: 330 ft. Subjective Viewing Angle: 60 . Close Focus in Ft: 5.25 ft. Diopter Adjustment Range: + | 4 dpt. Pupil Distance: 57.5 - 76 mm. Eye Relief: 14 mm. Lens Type: HD-Type. Prism System: Schmidt-Pechan. Water Resistance: 100 mbar. LotuTec. Nitrogen Filled. Functional Temperature in F: -14 | +171 F. Height in Inch: 5.5" . Width in Inch at an eye wid th of 65 mm: 4.7"

Manufacturer: Carl Zeiss Sports Optics