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Photoluminescent Safety Signs

ISO 17398: 2004 - establishes the classification of photoluminescent products according to their luminance properties.

Duration after removing
the exciting light
Luminance intensity
(mcd/m2)
Period of light decay
2 minutes10 minutes30 minutes60 minutesLuminance intensity greater
than a 0.32 mcd/m2
ISO 17398 Clase C according to
UNECE Regulation 107
690140
4520
---

1035215
70
30
3100

The method of measuring performance is according to ISO 17398: 2004
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