One of the cool features of the camera is the ability to swing away the IR cut filter to give your the ability to capture the whole light spectrum and if you use certain filters on your lenses you can cut normal spectrum light to create fascinating effects like these. There is no benefit other than pure creativity.
Watch my review for more about how this happens and what settings you need to set the camera to: https://www.youtube.com/watch?v=FyLWspmVDO4
Philip Bloom is a world-renowned filmmaker who, for the past 10 years of his 30-year career has specialized in creating incredible cinematic images no matter what the camera. Some of his most iconic work was created with Canon DSLRs.