EA: EMITTANCE_ELEV_ANGLE_HORIZONTAL
Status:
STD 2005/06/07
Code:
346
Concept definition:
The <<
VECTOR_ELEV_ANGLE_HORIZONTAL
>> toward which light is emitted (the <
DIRECTION
> of the Poynting vector); emittance elevation angle horizontal.
Attribute value type:
REAL
Unit equivalence class label:
PLANE_ANGLE
Reference type:
IR
Reference:
[
TRHT
]
Supplemental references:
Group membership:
ANGULAR_MEASURE
EM_PHENOMENON
LIGHTING_AND_VISIBILITY
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