Compatible with Canon EOS R mount series mirrorless camera.
Made of brass and aluminum. Stable, precise and durable construction. Manually operated. Infinity focus allowed.
For heavy medium format lenses, we suggest to use with a telephoto bracket and a tripod to balance its weight when shoot.
Quality copper aluminum alloy precision manufacturing, ring with the camera bayonet close and smooth, the fine copper bayonet will not wear the lens, durable.
Lens interface with fine copper material, higher precision, easy to wear, durable.
Red dot mark, accurate alignment, convenient installation and disassembly.
Full manual control, manual focusing, aperture priority, infinity focus.
Please note: when using the adapter ring for the first time, please turn on the “release shutter w/o lens”option in the menu, otherwise the adapter lens will not be recognized. ">