Athlon Optics 8×42 Midas UHD Gray Binoculars with ED Glass f…

Specifications POWER 8X OBJECTIVE LENS DIAMETER 42 mm EYE RELIEF 17.2 mm FIELD OF VIEW ANGULAR 8.1° FIELD OF VIEW FEET @1000 Yards 426 ft FIELD OF VIEW METERS @1000 METERS 144 m CLOSE FOCUS 2 m /6.5 ft INTERPUPILLARY DISTANCE 57 mm-74 mm WEIGHT 25 oz. Bak-4 glass prisms reflect more light to your eyes which will give you brighter and sharper image. Phase corrected prisms produce images that have better contrast, a higher resolution and better color reproduction
ED Glass - ED glass gives you an image with little or no chromatic fringe so the final result brings a clearer and sharper image to your eyes
ESP Dielectric Coating is a multi layer prism coating that reflects over 99% of the light to your eyes bringing you a clear, bright image that displays accurate color reproduction.
Advanced FMC - Advanced Fully Multi-Coated lenses gives you better light transmission to bring optimum brightness and true color across the entire light spectrum.
Argon Purged - Argon purging gives you better waterproofing and thermal stability and Field of view Angular -8.1 degree
Long eye relief can be particularly important for eyeglass wearers because longer eye relief allows them to still see the entire field of view.Field Of View M @1000 METERS:144 m