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Color glass optical performance standard

Color glass optical performance standard
Update Time:2018-07-23
Color glass optical performance standard

The visible light transmittance of 2mm, 3mm, 4mm, 5mm, 6mm colored float glass and colored ordinary flat glass is not less than 25%; the visible light transmittance of colored float glass of 8mm, 10mm, 12mm, 15mm, 19mm is not lower than 18%.
The visible light transmittance of the colored float glass, the colored ordinary flat glass, the direct transmittance of sunlight, and the total transmittance of solar energy should be in accordance with Table 1. Table 1 Optical Properties of Tinted Glass
Bias
Category Visible light (380nm to 780nm) Solar (340nm to 1800nm) Solar energy (340nm to 1800nm)
Transmittance % Direct Transmittance % Total Transmittance %
Colored float glass ±2. 0 ±3. 0 ±4. 0
Coloring ordinary plate glass ± 2. 5 ± 3. 5 ± 4. 5

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