Difference between revisions of "Pyrheliometer"
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Pyrheliometer
</dt>
An actinometer which measures the intensity of direct
solar radiation, consisting of a radiation sensing element enclosed in a
casing which is closed except for a small aperture, through which the direct
solar rays enter, and a recorder unit. See Angstrom
compensation pyrheliometer, silver-disk
pyrheliometer, water-flow
pyrheliometer, Eppley
pyrheliometer, spectropyrheliometer,
Michaelson
actinograph.
</dd>
References
This article is based on NASA's Dictionary of Technical Terms for Aerospace Use
