Opening and cleaning a Canon FD 28mm F2.0? : r/VintageLenses
Amazon.com : K&F Concept FD to E Mount Lens Mount Adapter Comaptible for Canon FD FL Mount Lens to E NEX Mount Mirrorless Cameras with Matting Varnish Design Comaptible for Sony A6000
Amazon.com : Fotodiox Lens Mount Adapter - Canon FD, New FD, FL Lens to Sony Alpha (aka Minolta AF A-type, Maxxum or Dynax) Camera, fits Sony A100, A200, A230, A290, A300, A330,
Amazon.com : Fotodiox Lens Mount Adapter - Compatible with Canon FD & FL 35mm SLR Lenses to Nikon F Mount D/SLR Cameras : Electronics
Amazon.com : Novoflex Adapter for Canon FD Lenses to Sony E-Mount Body (NEX/CAN) : Electronics
Amazon.com : Fotasy Cannon FD Mount Lens to EF-M Mount Adapter, FD EFM Adapter, FD EOS M Adapter, Compatible with Canon EF M Mount Mirrorless Cameras EOS M M1 M2 M3 M5