Is the sure-sharp a worth-while investment? I've seen a highly regarded member of this group call it the "not-so-sure-sharp"<g>......anyway, I'm tired of hand guiding for 30 or 45 min. only to find I was out of focus a little, and I'm looking for a better way than my 1-8 focusing screen on my olympus. Bobby Middleton bobbym@webwide.net