Universal binocular hunting binoculars measuring range 30 1 370m range finding accuracy 1 metre area of use travel nature hunting magnification 10 x lens diameter 42 mm prism system roof exit pupil diameter 42 mm min focus distance 5 m angle of view 63 field of view in 1000 m 110 m twilight factor 205 relative brightness 17 64 diopter correction 5 0 dpt viewing straight binocular weight 870 g outdoor function waterproof