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  2. Ballistic eyewear - Wikipedia

    en.wikipedia.org/wiki/Ballistic_eyewear

    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.

  3. American National Standards Institute - Wikipedia

    en.wikipedia.org/wiki/American_National...

    The ANSI for eye protection is Z87.1, which gives a specific impact resistance rating to the eyewear. This standard is commonly used for shop glasses, shooting glasses, and many other examples of protective eyewear. While compliance to this standard is required by United States federal law, [19] it is not made freely available by ANSI, who ...

  4. Category : American National Standards Institute standards

    en.wikipedia.org/wiki/Category:American_National...

    Pages in category "American National Standards Institute standards" ... ANSI ASC X9.95 Standard; ANSI/ASME Y14.1; ANSI C; ANSI device numbers; ANSI escape code; ANSI ...

  5. Eye protection - Wikipedia

    en.wikipedia.org/wiki/Eye_protection

    Safety glasses or spectacles, although often used as a catch-all term for all types of eye protection, specifically revers to protective equipment that closely resembles common eye wear. To meet most national standards, spectacles must include side shields to reduce the ability of debris to get behind the lenses from the side.

  6. Got prescription glasses? Here's how you should wear solar ...

    www.aol.com/got-prescription-glasses-heres-wear...

    Your eclipse glasses should be worn on top of your prescription eyeglasses. That's according to an Indiana University professor. “If you wear glasses, ...

  7. GI glasses - Wikipedia

    en.wikipedia.org/wiki/GI_glasses

    GI glasses are eyeglasses issued by the American military to its service members. Dysphemisms for them include the most common " birth control glasses " ( BCGs ) and other variants. At one time, they were officially designated as regulation prescription glasses ( RPGs ).

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