Blue Scales
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Controlling light fastness and illuminance. Light fastness type 1 is the most sensitive level. Manufactured to ISO 105 B01-B05. -
Controlling light fastness and illuminance. Light Fastness Type 2 is the second most sensitive level. Manufactured to ISO 105 B01-B05. -
Easy detection of potential light damage. This test strip can be used to determine the effect of light on paintings, documents and textiles.