I spent some time in Scotland and Ireland recently installing and calibrating projectors. While I was there one customer asked if I could help him with some tubes he was thinking of advertising. 'Sure' I said. "Condition is everything, so let's take some photos with and without flash... Here are the results. See what you think . . . . . . . Personally, I think we have set a new standard on Curt Palmes scale. To paraphrase Spinal Tap - "Yeah, but these tubes go up to 11"