Below is an introduction and light review of Canon’s entry into the full frame mirrorless space that up till just recently was the near exclusive domain of Sony. Whether one chooses a Sony, Nikon, or this Canon EOS-R, the mirrorless cameras offer an amazing access to just about any lens on the planet. Once you get a mirrorless camera, shows like PhotoFair can bring you amazing classic glass with loads of character that you can use on your modern camera!