Can I also use or convert a John USM or John Vitra on the table base? 18 March 2025 07:34 Updated Yes, this is possible. Please order a John foot and convert your John as shown. Related articles John - Control changeover (for John luminaires manufactured from 06.11.2024) Something's broken in my John's joint. Can it be repaired? Can I get John with a different cable length? You can find spare parts here With the Magic Button, I can choose between three different lighting scenes in which the light becomes warmer when dimmed down. What colour temperature ranges are these and how can I set them?