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Optical Fibers and Optical Fiber Amplifiers

          210   Advanced Topics






























          Figure 9.11. By varying the structure of the fiber cladding as illustrated here, a disper-
          sion-flattened fiber is obtained.






























          Figure 9.12. Typical fiber dispersion properties. Intelligent structural design is used to
          shift dispersion to the desired wavelength region or to modify the spectral appearance
          of dispersion.



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