FAQ

What is the Spectral Power?
Spectral Power refers to the distribution of power or intensity of electromagnetic radiation as a function of its wavelength or frequency. Spectral Power is usually measured using the Watt for Power. Note that the value of Spectral Power is always positive.
Can the Spectral Power be negative?
No, the Spectral Power, measured in Power cannot be negative.
What unit is used to measure Spectral Power?
Spectral Power is usually measured using the Watt[W] for Power. Kilowatt[W], Milliwatt[W], Microwatt[W] are the few other units in which Spectral Power can be measured.
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