Cassini C-P8 8 x 40 mm Waterproof Binocular Black Type: Binoculars Specifications: 8X Power 40 mm Objective Lenses Wide Angle Linear Field of View (FOV): 420 Feet @ 1000 yards Angular Field of View: 8 degree Exit Pupil Size: 5 mm Eye Relief: approx. 18.5 mm Color: Black Size/Dimensions: 2.25 x 7.00 x 7.00