prism

Light from the galaxy passes through a prism or reflects off a diffraction grating in a telescope, which captures the intensity of light from blue to red.

You can just express it through your own prism.

She experienced Trump last time he was in office and concluded he views the world through the prism of winners and losers.

The allure of her newfound status and authority becomes a troublesome prism through which to view an unjust world.

To avoid comparisons based on what made it in and what didn’t, Ross reinterpreted the fictional character’s lives by filtering them through his own personal prism.