The RZBD is a professional-grade pole stand featuring an in-base annular fiber optic light guide and 150W Halogen illuminator. A front-mounted slider allows for easy transition between brightfield or darkfield illumination. A second power supply is wired into the base for use with the optional COX illuminator. The vertical pole includes a safety collar, is 12.8 inches in height and accommodates the RZ series microscope system. The base dimensions are 11" x 10" x 1.4".