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Amazon.com : Opteka 6.5mm f/3.5 Professional Ultra Wide Angle Aspherical Fisheye Lens for Canon EF-Mount EOS 90D, 80D, 77D, 70D, 60D, 50D, 7D, Rebel T8i, T7i, T7s, T6s, T6i, T6, T5i, T5,
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Amazon.com : Opteka 0.20X Professional AF Fisheye Lens for Canon EF EOS 80D, 77D, 70D, 60D, 50D, 40D, 7D, 6D, 5D, 5Ds, 1Ds, Rebel T7i, T7s, T6s, T6i, T5i, T5, T4i, T3i,
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