Hunting binoculars area of use watersports travel nature hunting magnification 9 x lens diameter 63 mm prism system roof exit pupil diameter 7 mm min focus distance 5 m angle of view 53 field of view in 1000 m 93 m twilight factor 238 relative brightness 49 focussing system central focus viewing straight binocular coating fully multi coated weight 1 270 g special features rubber armouring