The target value for the Agfa Step wedge 1 is 0.1 density. I use 0.09 as a target for Zone VIII. Consequently, using the Agfa step 1 gets you very close. Regards Ralph W. Lambrecht On 1/17/05 4:53 PM, "J.R. Stewart" <jrstewart@xxxxxxxxxxxx> wrote: > I wonder if anyone has advice about which step to use to determine paper > scale: Agfa Step 1 or Stouffer Step 2, or something else? If I had a > reflection densitometer it wouldn't be an issue. Using my eyes alone, I'm > tempted to use Agfa Step 1 as the best Zone VIII reflectance. ============================================================================================================= To unsubscribe from this list, go to www.freelists.org and logon to your account (the same e-mail address and password you set-up when you subscribed,) and unsubscribe from there.