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Luminous Transmittance and Haze Test Procedures for Flexible Fitting Goggle Lenses.
NIOSH 1976 Apr:8 pages
The National Institute for Occupational Safety and Health presents a method for measuring haze and luminous transmittance in flexible fitting goggles with clear lenses. Equipment requirements, including a Gardner Hazemeter, are listed along with special precautions, calibration procedures, and symbols used for the tabulation of data. Detailed instructions for the preparation of the sample and the test equipment, the actual conduct of the test, and the analysis of data are included, in addition to maintenance instructions.
Analytical-methods; Light-properties; Safety-glasses;
NTIS Accession No.
NIOSH, Morgantown, West Virginia, 8 pages, 2 references
Page last reviewed: September 2, 2020
Content source: National Institute for Occupational Safety and Health Education and Information Division