Assertion: dispersion's effect | /r/HasProperty | important
Facets:
Source sentences:
text: effect is important when the grating filter has a broadband response, such as a codirectional waveguide coupler and a long period fiber grating.
text: The effect of chromatic dispersion is also important to people who send short pulses, which are made up of many different wavelengths, through optical waveguides, like optical fiber.