Swarovski BTX spotting scope system (35x115mm)

The BTX combines the visual power of both eyes with a revolutionary viewing experience. Crucial subtleties can be seen with the crystal clear optics, with every detail now fully on show. A forehead rest and angled view guarantee comfortable viewing for hours on end. Product description The BTX combines the visual power of both eyes with a revolutionary viewing experience. Crucial subtleties can be seen with the crystal clear optics, with every detail now fully on show. A forehead rest and angled view guarantee comfortable viewing for hours on end. The benefits of binoculars and spotting scopes are combined in the BTX eyepiece module. It presents vivid, true-to-life images and offers the comfort required for long-term observation. Objective 30x35x Magnification 65 mm85 mm95 mm110 mm Effective objective lens diameter 2.2 mm2.9 mm2.7 mm3.1 mm Exit pupil diameter 21 mm Eye relief 112 ft/1000 yds96 ft/1000 yds Field of view m at 1000m / ft at 1,000yds 2.1 °1.8 ° Field of view degrees 60 ° Field of view apparent 7.2 ft12.5 ft16.4 ft Shortest focusing distance > 5 dpt Diopter correction at ∞ M 67 x 0.75M 87 x 0.75M 97 x 0.75M 118 x 0.75 Objective filter thread Size & weight 14.6 in15.9 in18 in18.6 in Length in mm. 77.3 oz88.8 oz97.3 oz124.2 oz Weight