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Amazon.com : Lightdow 420-800mm f/8.3 Manual Zoom Super Telephoto Lens + T-Mount for Canon EOS Rebel T3 T3i T4i T5 T5i T6 T6i T6s T7 T7i SL1 SL2 6D 7D 7D 60D
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Amazon.com : High-Power 420-800mm f/8.3 Manual Telephoto Zoom Lens for Canon EOS 80D, EOS 90D, Rebel T3, T3i, T4i, T5, T5i, T6i, T6s, T7, T7I, T8I, SL3, EOS 70D, EOS 5D, EOS5D
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