The natural spectrum of electromagnetic radiation obtained from the sun. The wavelength range is from the ultraviolet region (300 nm) to the near infrared region (700 nm).
Synonyms and Related Terms
natural light; Tageslicht (Deut.); lumière du jour (Fr.); luz solar (Port.)
Sources Checked for Data in Record
- ASTM, Standard Terminology Relating to Natural and Artificial Weathering Tests of Nonmetallic Materials, Annual Book of ASTM Standards, Section 14, General Methods and Instrumentation, ASTM, G113, 1371-1373, Sep-94
- Book and Paper Group, Paper Conservation Catalog, AIC, 1984, 1989
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
- Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000