Use Hoodman eyecups for Canon 22mm on your Olympus OM-D E-M5ii, E-M5iii, E-M10ii or E-M10iii camera!
See Hoodman Eyecups for fitting eyecups.
Due to the size of the eyecup, The rear display may be partly covered and flipping it may be restricted.
It doesn't stop at eyecups!" As long as you can mount it on a Canon 22mm receptacle, you can mount it on your Olympus camera!