ISO 26723:2020
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The latest, up-to-date edition.
Plastics Determination of total luminous transmittance and reflectance
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15-04-2020
This document specifies the determination of total luminous transmittance and total luminous reflectance on clear, translucent or opaque plastics. Specimen shapes include moulded plaque or discs, films and sheets.
Fluorescent plastics and chromatic colour plastics are not covered by this document.
NOTE The scope of ISO 13468-1 shows that ISO 13468-1 covers planar transparent and substantially colourless plastics. The method in this document provide the way to trap diffused light and covers to measure translucent and opaque plastics.
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