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Closeup view of my 70W 8000K emerald color double ended MH lamp, warming up
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https://www.youtube.com/watch?v=gZRXEs4DGTs
I tried to get as clear as possible the picture of the arc, during run-up. I didn't know initially that the color of my 8000K MH lamp called emerald, and that is very similar to that of an emerald.
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