1x NOS DDS-30 ДДС-30 Deuterium Tube LD2/0 Spectral Plasma 186-360nm Original Box
New soviet DDS-30 deuterium tubes. The lamp is a cylindrical bulb with a side window made of optical quartz and has an octal base. Light power in the spectral range from 215 nm to 300 nm - not less than 1.8 mW/ster.