A B C D E F G H I J K L M N O P Q R S T U V W X Y ZFar InfraredFaraday EffectFast AxisFemtosecond FBGFiberFiber Bragg Grating (FBG)Fiber In Metal Tube (FIMT)First Order SusceptibilityFluorosilicate GlassForm BirefringenceFrequencyFresnel ReflectionFritFull-Width at Half Maximum (FWHM) Far InfraredThe far infrared (F-IR) consists of the portion of the electromagnetic spectrum with wavelengths in the range ~10-1000µm Related Terms: Color, Electromagnetic Spectrum, Emission Spectra, Far Infrared, Infrared (IR)