Amazon.com : Canon EF 50mm f/1.4 USM Standard & Medium Telephoto Lens for Canon SLR Cameras - Fixed (Renewed) : Electronics
Amazon.com : TTArtisan 50mm F1.4 Full Fame Large Aperture Manual Focus Mirrorless Camera Lens Compatible with Canon R-Mount Cameras Like EOS R RP R5 R6 : Electronics
Amazon.com : Brightin Star 50mm F1.4 Manual Focus Prime Lens for Fujifilm XF-Mount Mirrorless Cameras - APS-C MF Large Aperture Standard Fixed Lens, Fit for XT5, XT4, XT30, XPRO3/2, XT200, XS-10, XA7,