I brought a Canon T5i, cropped-sensor camera on our Disney World trip last month. In addition to my zooming kit lens (Canon EF-S 18-135mm, f/3.5-5.6, IS STM), I brought two others with me: a wide-angle zoom (Canon EF-S 10-18mm, f/4.5-5.6 IS STM) and a fixed focal length (or prime) (Canon 40mm f/2.8 STM). I thought…