SPECTRUM TUBES AND SPECTRUM LAMPS

Gas discharge lamp for observing Na D lines and investigating of the doublet. Includes a black metal housing with integrated power supply unit, a light aperture with a fine thread for direct screw-mounting of filters and a threaded stand rod ... more

Additional lamp housing with a cable for connecting to a spectral lamp ballast coil (U21905-230 or U21905-115). more

Control unit for stable operation of spectral tubes (U41810 – U41825). The integrated current limiter ensures a long service life of the tubes. Spring-contacts in fully insulated fixtures and a protective window guarantee secure mounting ... more

Control unit for stable operation of spectral tubes (U41810 – U41825). The integrated current limiter ensures a long service life of the tubes. Spring-contacts in fully insulated fixtures guarantee secure mounting and reliable operation ... more

High-pressure mercury vapour lamp in hardened glass bulb made of blackened borosilicate glass, with tube-shaped hole allowing emission of unfiltered ultra-violet radiation. Includes E27 lamp holder on stem and see-through screen to protect ... more

High-quality optical system with centred visible spectrum, which is linear with respect to the wavelength. With fixed slit and prism system with grating in metal sleeve. Slit width: 0.2 mm Number of grating lines: 600 lines/mm Dimensions ... more

Gas discharge lamp for observing mercury spectral lines at low vapour pressures with optimal line widths. The body is made of quartz glass to allow detection of lines in the ultra-violet range too. Includes a black metal housing with integrated ... more

Hg Spectral Lamp (high-pressure) for U21827-230 more

Hg Spectral Lamp (low-pressure) for U21828-230 more

Na Spectral Lamp (low-pressure) for U21829-230 more

Control unit for operating spectral lamps (1003537 – 1003546), including a lamp housing on a stand rod. A second lamp housing on a stand rod can be clamped to the rear side of the stable metal housing and connected to the electricity ... more

High luminance spectral tubes emitting the line or band spectrum of a gas or mercury vapour. Partly evacuated capillary glass tubes filled with gas or mercury vapour are furnished with electrodes for the application of a voltage to generate ... more

High luminance spectral tubes emitting the line or band spectrum of a gas or mercury vapour. Partly evacuated capillary glass tubes filled with gas or mercury vapour are furnished with electrodes for the application of a voltage to generate ... more

High luminance spectral tubes emitting the line or band spectrum of a gas or mercury vapour. Partly evacuated capillary glass tubes filled with gas or mercury vapour are furnished with electrodes for the application of a voltage to generate ... more

High luminance spectral tubes emitting the line or band spectrum of a gas or mercury vapour. Partly evacuated capillary glass tubes filled with gas or mercury vapour are furnished with electrodes for the application of a voltage to generate ... more

High luminance spectral tubes emitting the line or band spectrum of a gas or mercury vapour. Partly evacuated capillary glass tubes filled with gas or mercury vapour are furnished with electrodes for the application of a voltage to generate ... more

High luminance spectral tubes emitting the line or band spectrum of a gas or mercury vapour. Partly evacuated capillary glass tubes filled with gas or mercury vapour are furnished with electrodes for the application of a voltage to generate ... more

High luminance spectral tubes emitting the line or band spectrum of a gas or mercury vapour. Partly evacuated capillary glass tubes filled with gas or mercury vapour are furnished with electrodes for the application of a voltage to generate ... more

High luminance spectral tubes emitting the line or band spectrum of a gas or mercury vapour. Partly evacuated capillary glass tubes filled with gas or mercury vapour are furnished with electrodes for the application of a voltage to generate ... more

High luminance spectral tubes emitting the line or band spectrum of a gas or mercury vapor. Partly evacuated capillary glass tubes filled with gas or mercury vapour are furnished with electrodes for the application of a voltage to generate ... more

High luminance spectral tubes emitting the line or band spectrum of a gas or mercury vapour. Partly evacuated capillary glass tubes filled with gas or mercury vapour are furnished with electrodes for the application of a voltage to generate ... more

High luminance spectral tubes emitting the line or band spectrum of a gas or mercury vapour. Partly evacuated capillary glass tubes filled with gas or mercury vapour are furnished with electrodes for the application of a voltage to generate ... more

High luminance spectral tubes emitting the line or band spectrum of a gas or mercury vapour. Partly evacuated capillary glass tubes filled with gas or mercury vapour are furnished with electrodes for the application of a voltage to generate ... more

High luminance spectral tubes emitting the line or band spectrum of a gas or mercury vapour. Partly evacuated capillary glass tubes filled with gas or mercury vapour are furnished with electrodes for the application of a voltage to generate ... more

High luminance spectral tubes emitting the line or band spectrum of a gas or mercury vapour. Partly evacuated capillary glass tubes filled with gas or mercury vapour are furnished with electrodes for the application of a voltage to generate ... more