Spotting scope area of use golf bird watching outdoor sports nature hunting wildlife watching magnification 30 x lens diameter 50 mm zoom factor 25 times suitable for beginner intermediate exit pupil diameter 167 mm min focus distance 8 m angle of view 15 field of view in 1000 m 26 m twilight factor 387 relative brightness 2 79 focussing system individual focus viewing monocular 45 angled coating fully coated weight 490 g material pl