This Dimmable Lighting Unit RB 4.55 HF from Kaiser is for the 5212 and 5232 Copylizer eVision exe.cutive HF. It consists of two light banks and lamp arms. The lamps can be tilted, shifted and adjusted in height. The vertical arms have height markings that are tiltable with detents. They connect to and are operated via the Copylizer illumina base. The lights have high-gloss internal reflectors for high light output plus a filter holder and diffusion screen. The unit is an all-electronic high-frequency operating system (approx. 40 kHz) for immediate ignition and flicker-free operation.