<<-2/3, -1/3, normal. My 10D doesn't seem to permit that in the auto bracket sequence.>> Ah, I was about to say , lie about the ISO but of course that only applies to film cameras. If you save raw, is there any real benefit to bracketing? (by only 1/3 stop that is). B -- Whatever you Wanadoo: http://www.wanadoo.co.uk/time/ This email has been checked for most known viruses - find out more at: http://www.wanadoo.co.uk/help/id/7098.htm