cie

17-26-005

indirect actinic effect

actinic effect that occurs away from the place where the radiant energy responsible for the effect is absorbed

EXAMPLE Photostimulation of endocrine glands; conversion of previtamin D3 to vitamin D by a non-photochemical thermal reaction.

Note 1 to entry: The distinction between direct and indirect actinic effect mainly applies to biological changes.

Note 2 to entry: This entry was numbered 845-06-05 in IEC 60050-845:1987.

Note 3 to entry: This entry was numbered 17-15 in CIE S 017:2011.

Publication date: 2020-12
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