Measured HD spectrum around 656 nm
Measured HD spectrum around 486 nm
Measured HD spectrum around 434 nm
Measured HD spectrum around 410 nm
Measured HD spectrum (400~660 nm)
(Click a graph to enlarge)
Features
Hydrogen-Deuterium spectrum (roughly 2:1 spectral peak ratio)
Ideal lamp for Balmer series experiment
Designed for continuous operation
Height of lamp adjustable with post/post holder
Introduction
The LLE-8 Hydrogen-Deuterium Lamp is a gas discharge light source designed for use in wavelength calibration and spectroscopic experiments in academic and research settings. It is particularly valuable for conducting Balmer series experiments, which are used to investigate the hydrogen atom's emission spectrum.
Compared to traditional hydrogen arc lamps, the LLE-8 Hydrogen-Deuterium Lamp offers superior stability and intensity, making it more reliable for continuous operation without the need for frequent shutdowns. This makes it a highly practical option for spectrometer calibrations and various other optical experiments.
Specifications
| Description | Specifications |
| Hydrogen Spectrum (nm) | 410.18, 434.05, 486.13, 656.28 |
| Deuterium Spectrum (nm) | 410.07, 433.93, 486.01, 656.11 |
| Spectral Peak Ratio (Hydrogen/Deuterium) | ~ 2:1 |
| Housing Dimensions | length 220 mm, diameter 50 mm |
| Windows (two opposite windows) | 18 mm x 40 mm, centred at half height of the housing |
| Housing Support | range of height adjustment 100 mm, base thickness 15 mm |
Part List
| Description | Qty |
| Bulb | 1 |
| Housing | 1 |
| Power Supply | 1 |
Measured HD spectrum around 656 nm
Measured HD spectrum around 486 nm
Measured HD spectrum around 434 nm
Measured HD spectrum around 410 nm
Measured HD spectrum (400~660 nm)
(Click a graph to enlarge)
