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Amazon.com : Opteka 500mm f/6.3 (with 2X- 1000mm) Telephoto Mirror Lens for Canon M100, M10, M6, M5, M3, M2 and EOS-M Mirrorless Digital Cameras : Electronics
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Amazon.com : Canon EF 15mm f/2.8 Fisheye Lens for Canon SLR Cameras (Discontinued by Manufacturer) : Camera Lenses : Electronics
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