Canon Japan has released a firmware update for its EOS-1D Mark III digital SLR.

Canon Japan has released a firmware update for its EOS-1D Mark III digital SLR.

Canon claims firmware update version 1.1.3 ?increases transmission speed when using high-speed SD cards?.

It is also said to ?improve AF tracking in specific conditions? and ?fix a phenomenon involving not being able to release the shutter?.

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