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 (%).
More information about the method family:
Spectrophotometry- 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
- Quality system
- Accredited testing laboratory
- Device types
- Standard
- Method expert
![Sanna Laukkanen]()
Sanna Laukkanen
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