Lot for 1 pcs SVB-2 / Antimony / Sb. Induction high-frequency spectral lamp – VSB-2. The half-width of the resonance spectral line, nm 0,0005 – 0,05. The buffer is an inert gas xenon (Xe). Energy intensity of light in a resonant line, mW/sr 0,1 – 5,0.