Binoculars, 7x50 Long Eye Relief 357FT/YDS FMC Bak4 Prism Binocular Porro prism binoculars with 7x magnification and 50mm objective lens Fully multi-coated optics deliver ultra-bright, razor-sharp images 357-Feet field of view at 1000 yards, weighs 2-Pounds, 1-year warranty Nonslip environmental rubber armor absorbs shock even in wet conditions Twist-up eyecups and 17 mm (0.67 in) long eye relief ideal for eyeglass wearers