This Recommendation describes a single-mode fibre with a chromatic dispersion coefficient (absolute value) that is greater than some non-zero value throughout the wavelengths larger than 1530 nm.
ITU-T G.655-2009 Referenced Document
ITU-T G.663 Application-related aspects of optical amplifier devices and subsystems (Study Group 15)
ITU-T G.691 Optical interfaces for single channel STM-64 and other SDH systems with optical amplifiers
ITU-T G.692 Optical Interfaces for Multichannel Systems with Optical Amplifiers - Series G: Transmission Systems and Media Digital Systems and Networks - Transmission Media Characteristics - Characteristics of Optical Components and Sub-Systems Study Group 15; 40 pp
ITU-T G.693 Optical interfaces for intra-office systems Study Group 15 [Superseded: ITU-T G.693 FRENCH ITU-T G.693 SPANISH]
ITU-T G.694.1 Spectral grids for WDM applications: DWDM frequency grid
ITU-T G.695 Optical interfaces for coarse wavelength division multiplexing applications