2014 Osram HQI-TM 600W single ended compact qmh lamp hot restrique
further information for this lamp can be found in the main post: [url=http://80.229.24.59:9232/gallery/displayimage.php?album=528&pid=23180#top_display_media]click me [/url]
Tried reigniting the lamp after being off for three minutes with an 5kV ignitor. The glow is much fainter in person

2014 Osram HQI-TM 600W single ended compact qmh lamp hot restrique

further information for this lamp can be found in the main post: click me
Tried reigniting the lamp after being off for three minutes with an 5kV ignitor. The glow is much fainter in person

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dor123   [01 May, 2026 at 11:08 AM]
The UV from the glow discharge and the UV glowbottle, excites the UV dopants in the quartz outerbulb.
dor123   [01 May, 2026 at 12:31 PM]
Strange that after 3 mins of cooling down, the glow discharge already appearing, considering the wattage of the lamp.
AngryHorse   [01 May, 2026 at 06:43 PM]
You can see the tiny streamers, desperately reaching out to find the top electrode Cool

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