Photron Hollow Cathode Lamp Multi-Element Cr-Ni-Cu-Mn, coded, 7 Pin Socket, 1.5'' / 37 mm, for Thermo (Unicam)

All lamp windows are made of quartz glass to ensure optimal transmission across all wavelengths. The fill gas for all hollow cathode lamps is neon; other fill gases are also available upon request at an additional cost.