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Randolph Engineering, Inc. is an American manufacturer of sunglasses, shooting glasses, and prescription glasses. Located in Randolph, Massachusetts , it is also the prime contractor for providing aviator sunglasses to the United States military .
The best shooting glasses could be the difference between blindness and a good day at the range. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ...
In 1989, the National Skeet Shooting Association (NSSA) in San Antonio, Texas, formed the National Sporting Clays Association (NSCA) to provide governance and promote Sporting Clays. Today sporting clays is one of the fastest growing sports in America, with more than three million people of all ages participating both competitively and ...
In contrast to most other eye glasses, shooting glasses usually only have one lens that corrects the ametropia of the dominant eye, which is used for aiming.This lens is selected in such a way that the maximum visual acuity lies on the font sight line element near the muzzle of the (non-magnifying) open type or diopter and globe type match sight line elements to get three points positioned in ...
Ballistic sunglasses or prescription eyeglasses must meet the same requirements. In brief, the U.S. military standard requires that ballistic eyewear must be able to withstand up to a 3.8 mm (.15 caliber) projectile at 195 m/s (640 ft/s)) for spectacles and 5.6 mm (.22 caliber) projectile at 168–171 m/s (550–560 ft/s) for goggles.
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