n Measurement of radiant flux reflected for specified directions of illumination and viewing, generally measured relative to that from a perfect diffuse reflector similarly illuminated and viewed. In practice, a reference white which approaches a perfect diffuser, or a secondary calibrated reference standard, may be used.
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© 2011 Springer Science+Business Media, LLC
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Gooch, J.W. (2011). Reflectance, Directional. In: Gooch, J.W. (eds) Encyclopedic Dictionary of Polymers. Springer, New York, NY. https://doi.org/10.1007/978-1-4419-6247-8_9851
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DOI: https://doi.org/10.1007/978-1-4419-6247-8_9851
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