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Plücker tube 2.0Max15/03/26 at 00:55Ria: Oh now this one is really something special, you d...
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PCA UV phosphorescence Tuopeek10/03/26 at 21:15Max: You raise a good point about the phosphorescence o...
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Westinghouse Ceramalux/4, C250S50/DX4 250W Deluxe High Pressure Sodium LampEric10/03/26 at 21:11Max: That was certainly not a cheap lamp. I can't ...
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Westinghouse Ceramalux/4, C150S56/DX4 Deluxe High Pressure Sodium LampEric10/03/26 at 21:04Max: Nice seeing the smaller variant of the original Ce...
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Westinghouse Ceramalux/4, C150S56/DX4 Deluxe High Pressure Sodium LampEric10/03/26 at 14:27Ria: Very nice, got to love BT lamps HPS bulb HD
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PCA UV phosphorescence Tuopeek09/03/26 at 11:35Tuopeek: Thanks for looking into this further Max. Your ima...
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PCA UV phosphorescence Tuopeek09/03/26 at 09:09Max: AI is here to stay and it can certainly be useful....
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PCA UV phosphorescence Tuopeek08/03/26 at 23:40Ria: Very impressive, Mark Very Happy

Regarding AI, I con...
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PCA UV phosphorescence Tuopeek08/03/26 at 23:05Max: Yes, the PCA UVE was added to most Philips MH lamp...
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PCA UV phosphorescence Tuopeek08/03/26 at 22:11Tuopeek: Thanks. Absolutely Max, I spend a bit of time tryi...
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PCA UV phosphorescence Tuopeek08/03/26 at 21:22Max: Really nice capture, Mark! PCA is known to exhibit...
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Philips 'Ultraphil' UV Tanning LampRia08/03/26 at 18:09Sammi: If I recall from the documentary I saw about the S...
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Five CosmoWhite LampsRia08/03/26 at 17:46Ria: Thanks Max, I always get those two places confused...
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Five CosmoWhite LampsRia08/03/26 at 08:19Max: Those are robust lamps (I experimented a lot with ...
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Westinghouse 'Instant Restrike' Twin Arc 50W HPS LampRia08/03/26 at 08:14Max: Thanks Eric, I wasn't sure who owned that bra...
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Westinghouse 'Instant Restrike' Twin Arc 50W HPS LampRia08/03/26 at 06:48BT25: @Max - Angelo Brothers Company, AKA ABCO, bought t...
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Philips 'Ultraphil' UV Tanning LampRia07/03/26 at 19:46Max: Could well be!
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Five CosmoWhite LampsRia07/03/26 at 19:40Ria: We only have a ballast for the 60W one at the mome...
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Philips MLU300 'Ultraphil' UV Tanning LampRia07/03/26 at 19:35Ria: Thanks, I'll update the information.
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Philips 'Ultraphil' UV Tanning LampRia07/03/26 at 19:35Ria: Maybe that was why they only quoted it as 1000 hou...
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Westinghouse 'Instant Restrike' Twin Arc 50W HPS LampRia07/03/26 at 19:33Ria: Interesting, thanks for the info, Max.
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Philips 'Ultraphil' UV Tanning LampRia07/03/26 at 19:32Max: Yes, it must not have been good for the lamp!
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Philips 'Ultraphil' UV Tanning LampRia07/03/26 at 19:31Ria: If I recall correctly, you were supposed to start ...
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Display cabinet (view 3)Max07/03/26 at 19:30Max: That's a nice lamp, it certainly deserves a c...
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Display cabinet (view 1)Max07/03/26 at 19:30Max: Nope. That one is extremely rare indeed, especiall...
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Westinghouse 'Instant Restrike' Twin Arc 50W HPS LampRia07/03/26 at 19:27Max: That's an interesting one. Westinghouse-brand...
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Philips 'Ultraphil' UV Tanning LampRia07/03/26 at 19:21Max: Is there any prescribed exposure time indicated in...
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Philips MLU300 'Ultraphil' UV Tanning LampRia07/03/26 at 19:07Max: Not sure about that, but I'm sure this lamp w...
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Five CosmoWhite LampsRia07/03/26 at 19:05Max: Yes, they are all from Philips. Second generation ...
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Philips 'Ultraphil' UV Tanning LampRia07/03/26 at 18:48Sammi: And we have on occasion used it, just for a short ...
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