steradian

Definition (http://www.princeton.edu/~achaney/tmve/wiki100k/docs/Steradian.html)

The steradian is the SI derived unit of solid angle. It is used to quantify two-dimensional angular spans in three-dimensional space, analogously to how the radian quantifies angles in a plane

Preferred Units: N/A

Scope Note:
N/A

This term is used for the following terms: 
Sr

Approved Date
17-Aug-2013

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