step-index fiber


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step-index fiber

A multimode or singlemode optical fiber with a uniform refractive index throughout the core. The step is the shift between the core and the cladding, which has a lower refractive index. See graded-index fiber, dispersion-shifted fiber and dispersion.
References in periodicals archive ?
Fiber optics is discussed next in chapters on transmission characteristics of step-index optical fibers, input and output characteristics of weakly guiding step-index fibers, birefringence in single-mode fibers, and manufactured fibers.