Measured group velocity dispersion for mode I and mode II of the 6.7 × 2.7 μm core fibre with NA = 0.26 at 1.24 μm

Measured wavelength versus group velocity dispersion data for mode I and mode II of the 6.7 × 2.7 μm core fibre with NA = 0.26 at 1.24 μm针对数值孔径（Numerical Aperture，NA）为0.26、纤芯尺寸为6.7×2.7μm的光纤的模式I与模式II，在1.24μm波长下测得的波长与群速度色散（group velocity dispersion）数据。