Canon EW-55 lens hood replacement for Canon RF 28mm f/2.8 STM lens
Viltrox EF-M2 is an adapter dedicated to work with Canon EF and EF-s lenses and is used to mount them on cameras with an MFT mount.
Voigtlander Close Focus is a top-class adapter that allows the use of Leica M mount lenses on Nikon Z cameras.