Support - Glossary

Shade Levels

Shade levels under coloured and white fabrics are measured in PAR (photsynthetically active radiation). This is approximately equivalent to visible radiation; 100% shade is solid.A white fabric will typically have a shade level of about 7/10 of that of a black fabric of the same weave.


  • Version
  • 0 Have read this
  • December 26, 2017 Create Date
  • January 31, 2019 Last Updated