Gas Discharge Lamp, presumably a Spectral Lamp, Prototype
Lampe à décharge, lampe spectrale ?
Entladungslampe, Spektrallampe?
Designed and manufactured in 1955-1965's by the Vavilov State Optical Institute Research Center (GOI), St Petersburg, Russia.
![Gas Discharge Lamp, presumably a Spectral Lamp, Prototype](dl255a.jpg)
Hauteur • Height • Höhe : 118 mm • 4" 5/8
Diamètre • Diameter • Durchmesser : 56 mm • 2" 1/4
![Gas Discharge Lamp, presumably a Spectral Lamp, Prototype](dl255b.jpg)
![Gas Discharge Lamp, presumably a Spectral Lamp, Prototype](dl255c.jpg)
![Gas Discharge Lamp, presumably a Spectral Lamp, Prototype](dl255d.jpg)
![Gas Discharge Lamp, presumably a Spectral Lamp, Prototype](dl255e.jpg)
![Gas Discharge Lamp, presumably a Spectral Lamp, Prototype](dl255f.jpg)
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