Silica-based fibers can be used at infra-red wavelengths to beyond 4μm by using hollow-core designs, giving attenuation up to 10,000x less than the material absorption. We describe the current performance limits in this spectral range.
© 2013 OSA
(060.2280) Fiber optics and optical communications : Fiber design and fabrication
(060.2390) Fiber optics and optical communications : Fiber optics, infrared
(060.4005) Fiber optics and optical communications : Microstructured fibers
J. C. Knight and F. Yu, "Silica Hollow Core Fibers for Mid-IR Wavelengths," in Workshop on Specialty Optical Fibers and their Applications, (Optical Society of America, 2013), paper T2.1.
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