Raw values and exposure values

Discussion in 'Digital Photography' started by Marc Wossner, Jun 19, 2008.

  1. Marc Wossner

    Marc Wossner Guest

    Dear ng,

    If I have a set of raw values, each 125 dn apart, and a signal to
    noise ratio for each of those values, is it correct to plot the base 2
    logarithm of both dn and snr to show how the signal to noise ratio
    changes for each additional step of exposure?

    Best regards!
    Marc Wossner
     
    Marc Wossner, Jun 19, 2008
    #1
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