The Canon RF 50mm f/1.2L USM lens was one of the first made for the company's full frame mirrorless mount, and it put the photography world on notice by showing Canon was committing to a new standard of image quality in their RF lenses, a standard that has been upheld in many of their lenses released in the last few years. This great video review talks about the lens' performance and image quality after three years and almost 70,000 photos and if it is worth the premium price.