Galileo G-840WA Galileo G-840WA 8 x 40 mm Wide-Angle Binocular and Case Type: Binoculars Specifications: 8X Power 40 mm Objective Lenses Fully Coated Optics Linear Field of View: 430 Feet @ 1000 yards Angular Field of View: 8.2 degree Minimum Focus Distance: 12 Feet Exit Pupil Size: 5 mm Eye Relief: approx. 12 mm - 14 mm Interpupillary Distance: 57 mm to 73 mm Relative Brightness Index: 25 Twilight Factor: 17.89 Color: Black Size/Dimensions: 7.00 x 6.00 x 2.00