節錄自官網白皮書:
https://www.usa.canon.com/internet/portal/us/home/explore/product-showcases/cameras-and-lenses/full-frame-mirrorless-system/resources?cm_sp=full-frame-mirrorless-_-nav-_-resources
https://downloads.canon.com/nw/camera/misc-pages/eos-r/pdf/canon_eos_r_white_paper.pdf
