Zeiss Terra TL Pocket Binoculars 10x25 Dark Green/Black ZEISS TerraŽ TL binoculars are lightweight reliable and easy to use. Their state-of-the-art and sleek design makes them comfortably compact. They incorporate famous SCHOTT ED glass with multi-coated lenses that guarantee brilliant images down to the very last detail and are protected with hydrophic lens coating. The Terra TL binoculars are waterproof and nitrogen-filled making them rough and ready. Terra TL binoculars are constructed with a fiberglass frame. They serve as the perfect entry into the world of ZEISS. The ZEISS Terra TL Pocket 10x25 delivers breathtaking enlarging images at 10x magnification and is easy to use with smooth exact focusing in most any hunting situation. Features: - Lens type ED - Prism system Schmidt-Pechan Specifications: - Magnification: 10 × - Effective lens diameter: 25 mm - Light transmission: 88% - Exit pupil diameter: 2.5 mm - Twilight factor: 15.8 - Field of view at 1000 m (yds): 97 m (291 ft) - Subjective viewing angle: 54° - Close focusing distance: 1.9 m (6.2 ft) - Diopter adjustment range: -3.0 | + 3.0 dpt - Exit pupil distance: 16 mm - Pupil distance: 35-72 mm - Water resistance: 100 mbar - Operating temperature: 20°C | + 63°C (-4°F | + 145°F) - Length: 111 mm (4.4 ) - Width at an interpupillary distance of 65 mm 115 mm (4.5 ) - Weight: 310 g (10.9 oz)