Celestron 52328 LandScout 20-60X65MM Angled Zoom Spotting

Product specifications: Magnification: 20 – 60x Objective lens diameter: 65mm (2.56″) Angular field of view: 1.2° – 0.5° Linear field of view (@1000 yards) / @1000 m): 62.9 – 36.7 ft @1000 yards (68.9 – 22 m @1000 m) Focal length: 190 mm (7.5 in) Exit pupil: 3.3 mm – 1.1mm (0.13″ – 0.04″) Eye relief: 19mm – 17.5mm (0.75″ – 0.68″) Close focus: 16.4ft ( 16.4 ft) Twilight Factor: 46.5 Relative Brightness: 6.5 – 2.2 Stellar Magnitude Limitation: Ideal: 11.56 | Moderate: 10.56 |Poor: 9.56 Lens Coatings: Fully Coated Prism glass (type): K9 Weight: 2.9 lb (1.3 kg) Environmental protection: Waterproof Nitrogen filled: No Dimensions: 360 x 145 x 88 mm Phone Compatibility: Any smartphone Optics Compatible: Fits all 1.25″ eyepieces or any eyepiece with an outer diameter of 45mm or smaller