Old OSRAM spectral lamps
Hg lamp.

Old OSRAM spectral lamps

Hg lamp.

IMG_20200218_215513.jpg IMG_20211116_220039.jpg IMG_20211116_221404.jpg IMG_20211203_212821.jpg IMG_20220408_234407.jpg
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Album name:SilverRay / Spectral lamps
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Date added:10 Dec, 2021
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AngryHorse   [11 Dec, 2021 at 08:46 AM]
That’s quite bright considering it’s only a spectral lamp Cool
SilverRay   [11 Dec, 2021 at 09:23 AM]
About 50..60W of pure mercury arc is really bright Smile

Comment 1 to 2 of 2
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