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Amazon.com : Fotodiox Lens Mount Adapter - Canon EOS (EF / EF-S) D/SLR Lens to Micro Four Thirds (MFT, M4/3) Mount Mirrorless Camera Body : Electronics
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Amazon.com : EF-EOS M Lens Adapter Auto-Focus Lens Converter Ring Compatible for Canon EF/EF-S Lens and Canon EOS-M (EF-M Mount) Camera EOS M M2 M3 M5 M6 M10 M50 M100 : Electronics
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Viltrox's new $199 EF- to E-mount 'smart adapter' has built-in OLED display, full AF/EXIF support and more: Digital Photography Review
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