10X magnification binocular 25mm objective lens diameter Roof prism design Swarobright - Fully multi-coated optics Wide, 294' at 1000 yards field of view - 5. 6° angular view 53° apparent field of view 8. 2' minimum focusing distance 12. 3 ounces in weight - Aluminum housing Unique, folding bridge design 10 year limited manufacture' s warranty.