How do you increase the 7D ISO to 12800?

Discussion in 'Digital Photography' started by mynewromantica, Aug 3, 2010.

  1. mynewromantica macrumors regular

    Aug 3, 2009
    For the life of me I cannot figure out how to extend the ISO on the 7D to 12800. I know it is possible but I can't figure it out. Has anyone had success with this?
  2. iBookG4user macrumors 604


    Jun 27, 2006
    Seattle, WA
    It's in the Custom Functions. C.Fn I and then set #3 to on.

Share This Page