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Table E-2 to Subpart E of Part 53—Spectral Energy Distribution and Permitted Tolerance for Conducting Radiative Tests

Spectral Energy Distribution and Permitted Tolerance for Conducting Radiative Tests

  1. CFR
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  3. Title 40
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  5. Chapter I
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  7. Part 53
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  9. Subpart E
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  11. Appendix Table E-2 to Subpart E of Part 53
CorpusDaily eCFR
Displayed edition2026-04-27
Last updated2026-04-27

Table E-2 to Subpart E of Part 53—Spectral Energy Distribution and Permitted Tolerance for Conducting Radiative Tests

CharacteristicSpectral Region
UltravioletVisibleInfrared
Bandwidth (µm)0.28 to 0.32 0.32 to 0.400.40 to 0.780.78 to 3.00
Irradiance (W/m2)5 56450 to 550439
Allowed Tolerance±35% ±25%±10%±10%

[62 FR 38799, July 18, 1997; 63 FR 7714, Feb. 17, 1998]