Optical Fiber Engineers utility to perform quick conversions.
-Power (dBm,mW,W)
-Frequency to wavelength (THz,GHz,nm)
-Channel Spacing( GHz,THz,nm)
-Tap Ratio (2 port coupler/splitter Insertion loss and tap ratio)
-Metrics(Mega,Giga,Tera,Peta)
-Qfactor to Ber and viceversa