If you want this piece of gear then you have more or less 13 hours…
Canon shows how C-Log on the Canon EOS 5D Mark IV works (at NAB)
At NAB Canon made a demostration about how C-Log works on the Canon EOS 5D Mark IV. According to Canon, 12 stops of dynamic range can be obtained at ISO 400.
C-Log is coming to the Canon EOS 5D Mark IV through a paid firmware update ($99).
Canon EOS 5D Mark IV: B&H Photo, Amazon USA, Amazon Canada, Canon Canada, Canon USA [via NewsShooter]