Rare original NORISAN High Frequency Therapy Device (Violet Ray) from Germany, circa 1930. Sold as a collectible antique. Untested. Not intended for medical use. lVery good cosmetic condition for its age.Original case in good condition.Most glass electrodes are intact. One glass electrode is broken.Original power cord is brittle due to age and should be replaced before use.Untested. Sold as a collectible/display item only. A rare piece for collectors of antique medical equipment, electrotherapy devices, scientific instruments, museums or vintage technology. Please study all photos carefully as they are part of the description. No warranty. No no returns.