Brunton Echo Pocket Scope Monocular 180 ft. filed of view at 1000 yds, 1.1 ft close focus 2.6 mm exit pupil, 12 mm eye relief Bak-4 prism glass, multi coated Size: 2.3 x 1.6 x 0.5 inches, Weight 1.8 oz. Power: 7X