M00002754
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TIA-492CAAA 1998 Edition, May 1, 1998 Detail Specification for Class IVa Dispersion-Unshifted Single-Mode Optical Fibers
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Availability date: 09/09/2021
Description / Abstract: This Detail Specification applies to a Class IVa dispersion-unshifted single-mode optical fiber. A Class IVa single-mode fiber has a nominal zero-dispersion wavelength in the 1310 nm transmission window. It is commonly referred to as a dispersion-unshifted (or non-shifted) fiber whose dispersion characteristic is approximated by a differentiated Sellmeier equation (see 4.4.4 of the Sectional Specification).