Light blocking effect of textiles (AATCC 203)

This test measures the light-blocking properties of textiles (typically curtains or drapes) against light passing through them. Testing is performed according to standard AATCC 203.

Testing is conducted with spectrophotometric measuring equipment that produces precise and reproducible results. The results are presented in percentages (%).

Suitable sample matrices
Fabrics: knits, wovens, and non-wovens (not suitable for mesh structures with holes larger than 3mm across)
Required sample quantity
Size A5
Typical turnaround time
3 weeks after receiving the samples
Available quality systems
Accredited testing laboratory
Device types

Pricing and online order

First sample (Excl. VAT):
301 €
Additional samples (Excl. VAT):
180 €per sample
Large batches of samples are eligible for discounts.

Samples are entered during checkout.

Our experts review all orders to ensure the testing method is suitable for your needs and samples.

Questions? We're happy to help.

Questions? We're happy to help.

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