A new Canon patent application for a lens that seems based on the optical design…
Meike Announces New 50mm f/1.7 Lens For Canon EOS R and Nikon Z Systems
Meike announced a 50mm f/1.7 manual focus lens for Canon EOS R and Nikon Z systems.
The Meike 50mm f/1.7 has a minimum focusing distance of 0.5m and is comprised of 6 elements in 5 groups.
Meike lenses are sold on Amazon.
[via ePhotozine]