Lens Adapter - M39/L39 Screw Mount Lenses to Pentax Q Mount Cameras – Fotodiox, Inc. USA
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Amazon.com : Fotodiox Lens Mount Adapter Compatible with Canon EOS Lens to Pentax Q-Series Camera, fits Pentax Q Mirrorless Cameras, fits EOS EF, and EF-S Lenses : Electronics
RafCamera MFT lens to Pentax Q camera mount adapter for $49