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1Ds Mark III


Canon 1D Mark IV 1Ds Mark III

Canon 1D Mark IV and 1Ds Mark III firmware updates released

The new Canon EF 200-400mm f/4L USM Extender 1.4x lens will be supported by two professional DSLRs, which have been discontinued by the Japanese company in 2012: the EOS 1D Mark IV and 1Ds Mark III. Both cameras have received a firmware update, in order to support the new super telephoto zoom lens.


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