Amazon.com : Pixco Pro Focusing Infinity Focal Reducer Speed Booster with Optical Glass Lens Adapter for Canon FD FL to Sony E Mount A7 A7s A7R A7II A7RII A7SII with Optical Glass :
Opening and cleaning a Canon FD 28mm F2.0? : r/VintageLenses
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
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
Amazon.com : Fotodiox Lens Mount Adapter - Compatible with Canon FD & FL 35mm SLR Lenses to Nikon F Mount D/SLR Cameras : Electronics
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 : 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
Amazon.com : Fotasy FD Mount Lens to Cannon EF-M Adapter, FD EFM, FD EOS M, Tripod Mount, Infinity Focus, Compatible with Canon EOS M Mount Mirrorless Cameras EOS M M1 M2 M3