Hacking ensued. The lens in question was a Sigma 15-30mm f/3.5-4.5 EX DG, built to work with a Sigma camera using the SA mount. As it turns out, the SA mount is actually based on the Canon EF ...

[Bastiaan] decided to address this shortcoming by building a Canon EF Lens Mount. The resulting build looks hilarious, but actually takes some interesting photos. [Bastiaan] designed the mount ...

The RealMe phone has an adapter that allows you to mount professional-level lenses that attach to much more expensive standalone cameras like a Leica M11 or Canon R6. You could even use some old ...

SIRUI joins the L-Mount Alliance, bringing its expertise in optical imaging to enhance lens options for photographers and ...

which can take a Leica M mount screw-on adapter, which allows you to attach Leica M lenses. That means that all of Leica's considerable lens options are available to you - the Leica M is the ...