Super Resolution Gobo - Crystal HeartBlack & white glass gobos project detailed photos, images or logos with a gray scale. A black & white glass gobo is designed for maximum temperature tolerance and longer life than a metal gobo in higher wattage ellipsoidal and intelligent lights.Black & white patterns feature our SuperResolution 20,000 dpi process.No "bridging" of the image is required with glass patterns.Apollo glass gobos are made from high quality 1.1mm thick borosilicate glass. Donuts are recommended for use with B&W glass patterns. This allows for a sharper image by blocking out unwanted light. Glass gobos are not recommended for use in these fixtures; Altman 360Q, Altman 3.5, and Colortran 5-50. Black & white standard and custom gobos are designed to work best in metal pattern holders.