FAQ

What is the Angle of Incidence?
The Angle of Incidence is the angle formed between an incoming ray of radiation and a line perpendicular to the surface it strikes. Angle of Incidence is usually measured using the Degree for Angle. Note that the value of Angle of Incidence is always negative.
Can the Angle of Incidence be negative?
Yes, the Angle of Incidence, measured in Angle can be negative.
What unit is used to measure Angle of Incidence?
Angle of Incidence is usually measured using the Degree[°] for Angle. Radian[°], Minute[°], Second[°] are the few other units in which Angle of Incidence can be measured.
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