I printed 100 000 copies of elementary school children portraits plus wedding pictures every night and everyday orders and people always impressed with that rodenstock lenses. If your film is good , its excellent . If you ruin it , it cant save you. I missed a 1500 dollars lens from my hand to ground from 1.5 meters and its blades was a mess , with one rotation , it came to alive without any problem. I said that was the engineering.