Viltrox 0.71x Speed Booster for Canon EOS M

The upcoming Viltrox 0.71x Speed Booster for Canon EOS M promises to turn it into a full-frame mirrorless camera (kind-of). Due for release in the next couple of months, the Viltrox 0.71x Speed Booster will apply a 0.71x crop to lenses mounted on the EOS M and also increase the exposure by +1 stop, turning a 50mm f/2.8 lens into a 35mm f/2 lens. This should help to overcome the Canon EOS M50's severe crop when shooting 4K video, for example, as well as increase the effective resolution, that's i...