Face Shield—A supplementary protective device worn
to shield the wearer’s face from certain hazards. Face
shields are secondary protectors only and must be worn with
safety glasses or goggles, as stated in ANSI Z87.1.
Goggle—A protective device that
fits the face, surrounding the eyes in order to shield
them from impact, splash and vapor hazards. Available non-vented
or with direct or indirect vents.
Impact Resistance—The ability of safety eyewear to withstand
impact when tested according to ANSI requirements.
Infrared
Radiation—Electromagnetic energy with
wavelengths from 780 to 2000 nanometers (nm).
LASER—An
acronym for Light Amplification by Stimulated Emissions
of Radiation.
Lens Impact Resistance—A lens capable
of withstanding the appropriate impact tests of ANSI
Z87.1.
Luminous Transmittance—The fraction of light (380–780nm)
passing through a medium.
Nanometer (nm)—One billionth of a
meter, 10-9 meter.
Optical Radiation—The part of the electromagnetic spectrum
with wavelengths between 200 and 2000nm.
Sideshield—A part of safety glasses, commonly attached
to spectacles, that provides protection to the side of the
eye.
Spectacle—A protective device to shield the wearer’s
eyes from a variety of hazards, depending on the spectacle
type.
Ultraviolet Radiation—Electromagnetic energy with wavelengths
from 200–380nm, per ANSI Z87.1.
Welding Helmet—A protective device intended to shield
the eyes and face from optical radiation and impact. Welding
helmets are secondary protectors and shall be used only in
conjunction with primary protectors.
Sources for More Information
29 CFR 1910.132,
General Requirements.
29 CFR 1910.133, Eye and Face Protection.
American National
Standard Institute (ANSI)
11 W. 42nd St.
New York, NY 10036
(212)642-4900
Prevent Blindness America
Schaumburg, IL
1-800-331-2020
EZ Facts® Online Safety
Info
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