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.
Luminance: 1800 lm
Operating current: 0,35 A
Power: 18 W
Base: BY22d
Service life: ca. 10000 h
Threaded light aperture: 40 mm dia.
Fine thread for filter: M49
Dimensions: approx. 242x153x80 mm³
Weight: approx. 2,5 kg
![Na Low-Pressure Spectral Lamp (230 V, 50/60 Hz), 1003159 [U21829-230], Spectrum Tubes and Spectrum Lamps](/imagelibrary/U21829-230/U21829-230_01_Na-Low-Pressure-Spectral-Lamp-230-V-5060-Hz.jpg)
![Na Low-Pressure Spectral Lamp (230 V, 50/60 Hz), 1003159 [U21829-230], Spectrum Tubes and Spectrum Lamps](/imagelibrary/U21829-230/U21829-230_02_Na-Low-Pressure-Spectral-Lamp-230-V-5060-Hz.jpg)
![Na Low-Pressure Spectral Lamp (230 V, 50/60 Hz), 1003159 [U21829-230], Spectrum Tubes and Spectrum Lamps (Small)](/thumblibrary/U21829-230/U21829-230_01_50_50_Na-Low-Pressure-Spectral-Lamp-230-V-5060-Hz.jpg)
![Na Low-Pressure Spectral Lamp (230 V, 50/60 Hz), 1003159 [U21829-230], Spectrum Tubes and Spectrum Lamps (Small)](/thumblibrary/U21829-230/U21829-230_02_50_50_Na-Low-Pressure-Spectral-Lamp-230-V-5060-Hz.jpg)
![Na Low-Pressure Spectral Lamp (230 V, 50/60 Hz), 1003163 [U21833-230], Spectrum Tubes and Spectrum Lamps](/thumblibrary/U21833-230/U21833-230_01_140_140_Na-Low-Pressure-Spectral-Lamp-230-V-5060-Hz.jpg)
![Hg Low-Pressure Spectral Lamp (230 V, 50/60 Hz), 1003158 [U21828-230], Spectrum Tubes and Spectrum Lamps](/thumblibrary/U21828-230/U21828-230_01_140_140_Hg-Low-Pressure-Spectral-Lamp-230-V-5060-Hz.jpg)
![Spectrum Tube Power Supply (230V, 50/60 Hz), 1000684 [U418001-230], Spectrum Tubes and Spectrum Lamps](/thumblibrary/U418001-230/U418001-230_01_140_140_Spectrum-Tube-Power-Supply-230V-5060-Hz.jpg)
![Barrel Foot, 1 kg, 1002834 [U13265], Bases](/thumblibrary/U13265/U13265_01_140_140_Barrel-Foot-1-kg.jpg)
![DC Power Supply 20 V, 5 A (230 V, 50/60 Hz), 1003312 [U33020-230], Power Supplies](/thumblibrary/U33020-230/U33020-230_01_140_140_DC-Power-Supply-20-V-5-A-230-V-5060-Hz.jpg)
![Spectrum Tube Helium, 1003408 [U41816], Spectrum Tubes and Spectrum Lamps](/thumblibrary/U41816/U41816_01_140_140_Spectrum-Tube-Helium.jpg)
![Spectrum Tube Hydrogen, 1003409 [U41817], Spectrum Tubes and Spectrum Lamps](/thumblibrary/U41817/U41817_01_140_140_Spectrum-Tube-Hydrogen.jpg)
![Set of 15 Safety Experiment Leads, 75 cm, 1002843 [U138021], Circuits](/thumblibrary/U138021/U138021_01_140_140_Set-of-15-Safety-Experiment-Leads-75-cm.jpg)
![Universal Clamp, 1002830 [U13255], Clamps](/thumblibrary/U13255/U13255_01_140_140_Universal-Clamp.jpg)
![Hg High-Pressure Spectral Lamp (230 V, 50/60 Hz), 1003157 [U21827-230], Spectrum Tubes and Spectrum Lamps](/thumblibrary/U21827-230/U21827-230_01_140_140_Hg-High-Pressure-Spectral-Lamp-230-V-5060-Hz.jpg)
![Function Generator FG 100 (230 V, 50/60 Hz), 1009957 [U8533600-230], Function Generators](/thumblibrary/U8533600-230/U8533600-230_01_140_140_Function-Generator-FG-100-230-V-5060-Hz.jpg)
![Pair of Safety Experiment Leads, 75 cm, blue, red, 1017718 [U13816], Experiment Leads and Cables](/thumblibrary/U13816/U13816_01_140_140_Pair-of-Safety-Experiment-Leads-75-cm-blue-red.jpg)
![Spectrum Tube Mercury, 1003412 [U41820], Spectrum Tubes and Spectrum Lamps](/thumblibrary/U41820/U41820_01_140_140_Spectrum-Tube-Mercury.jpg)
![Spectrum Tube Neon, 1003413 [U41821], Spectrum Tubes and Spectrum Lamps](/thumblibrary/U41821/U41821_01_140_140_Spectrum-Tube-Neon.jpg)
![HF Patch Cord, BNC/4 mm Plug, 1002748 [U11257], Experiment Leads and Cables](/thumblibrary/U11257/U11257_01_140_140_HF-Patch-Cord-BNC4-mm-Plug.jpg)
![Set of Experiment Leads for Electron Tube Experiments, 1002847 [U138101], Experiment Leads and Cables](/thumblibrary/U138101/U138101_01_140_140_Set-of-Experiment-Leads-for-Electron-Tube-Experiments.jpg)
![Stainless Steel Rod 470 mm, 1002934 [U15002], Rods](/thumblibrary/U15002/U15002_01_140_140_Stainless-Steel-Rod-470-mm.jpg)
![Tube Holder D, 1008507 [U191001], Electron Tubes D](/thumblibrary/U191001/U191001_01_140_140_Tube-Holder-D.jpg)
![Spectrum Tube Nitrogen, 1003414 [U41822], Spectrum Tubes and Spectrum Lamps](/thumblibrary/U41822/U41822_01_140_140_Spectrum-Tube-Nitrogen.jpg)
![Digital Counter (230 V, 50/60 Hz), 1001033 [U8533341-230], Measurement of Time](/thumblibrary/U8533341-230/U8533341-230_01_140_140_Digital-Counter-230-V-5060-Hz.jpg)
![Analogue Multimeter ESCOLA 100, 1013527 [U8557380], Hand-held Analog Measuring Instruments](/thumblibrary/U8557380/U8557380_01_140_140_Analogue-Multimeter-ESCOLA-100.jpg)