For observing phenomena (for example cathode glow, positive column, canal rays) that occur during electrical discharge in a variety of gases at various pressures. Either end of the discharge tube is equipped with a fluorescent screen, and can be unmounted and installed in tube holder U18505. Product includes a needle ventilation valve and vacuum hoses.
무게 | 0.38 kg |
치수 | 18 x 15.2 x 11.2 cm |
브랜드 | 3B Scientific Teltron |