Exacting and tedious to set up to get good quality studio shots of art glass but well worth the effort when you finally get it all right. Up to that point, it's darn frustrating and seems to take forever. Gobos and reflector cards all over the place to direct light into the glass; all threatening to fall over at any given moment. Light glow appears on the seamless background—no idea where it came from and no amount of moving stuff around makes any difference. Turns out I had moved one of the Speedotron strobes closer to the set and