Full text loading...
Schematics of volume holographic grating-based WDMs in the surface-normal configuration. (a) Configuration A: the conventional structure. (b) Configuration B: the structure with a prestaged volume holographic grating.
Lateral shift of the channel position as a function of the designed diffraction angle of a surface-normal volume grating.
Simulations and experimental results of the diffraction efficiency of the surface normal volume grating in configuration A and configuration B.
Output spectra measured by an optical spectrum analyzer. (a) Configuration A: dispersion-enhanced grating working with a diffraction angle at 82°. (b) Configuration B: the configuration.
Article metrics loading...