What is ISO 26723 about?
ISO 26723 discusses plastics. ISO 26723 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.
Note 1: Fluorescent plastics and chromatic colour plastics are not covered by ISO 26723 .
Note 2: The scope of ISO 13468-1 shows that ISO 26723 covers planar transparent and substantially colorless plastics. The method in ISO 26723 provides the way to trap diffused light and covers to measure translucent and opaque plastics .
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