FAQ

What is the Half Power Spectral Width?
Half Power Spectral Width is a measure of the bandwidth or spectral width of a light source. Half Power Spectral Width is usually measured using the Meter for Length. Note that the value of Half Power Spectral Width is always positive.
Can the Half Power Spectral Width be negative?
No, the Half Power Spectral Width, measured in Length cannot be negative.
What unit is used to measure Half Power Spectral Width?
Half Power Spectral Width is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Half Power Spectral Width can be measured.
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