Resources on sodium vapour discharge lamps (street lamps)

One of my next tasks to do with my spectrometer is to take a spectrum of the street lamps outside our house.

Here are some resources on low pressure and high pressure sodium vapour lamps found around Lichfield streets:

https://en.wikipedia.org/wiki/Sodium-vapor_lamp

https://www.researchgate.net/figure/Evolution-of-the-spectrum-of-a-Low-Pressure-Sodium-Lamp_fig1_312596512

https://www.car-essay.net/galery/high-pressure-sodium-lamp-spectrum.html

https://steemit.com/steemstem/@ememovic/measurement-of-light-quality-and-color-temperature

https://openi.nlm.nih.gov/detailedresult.php?img=PMC3274255_sensors-10-03961f14&req=4

http://www.lightingmarket.co.uk/knowledge/sodium-vapor/

Andy

 

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