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Rare and special Caesium lamp CL-215 views1 commentsSilverRay11/04/25 at 09:08Alex: Is the man on the photo the inventor of said lamp?

OSRAM26 views3 commentsSilverRay19/04/24 at 02:39dor123: I think this is potassium.

OSRAM17 views1 commentsSilverRay19/04/24 at 02:38dor123: I think this is cesium.

Rare and special Caesium lamp CL-219 views2 commentsSilverRay18/02/23 at 21:34SilverRay: Thank You, Andy. AFAIK ridges are stitches betwee...

Rare and special Caesium lamp CL-219 views2 commentsSilverRay18/02/23 at 21:31Andy: Very nice lamp! This must be extremely rare, the C...

OSRAM26 views2 commentsSilverRay04/12/22 at 08:07SilverRay: Yes, Cadmium lamps are very unusual... Light is li...

OSRAM25 views3 commentsSilverRay03/12/22 at 21:38AngryHorse: What a gorgeous colour Cool

, I reckon you could mi...

OSRAM26 views2 commentsSilverRay03/12/22 at 21:35AngryHorse: That’s a pretty good output for a spectral lamp 8-...

OSRAM20 views2 commentsSilverRay03/12/22 at 14:38SilverRay: Thank You, Andy Smile

Spectral lamps are very nice li...

OSRAM25 views3 commentsSilverRay03/12/22 at 14:36SilverRay: Thallium has a wonderful color -- as the real emer...

OSRAM26 views3 commentsSilverRay03/12/22 at 14:35SilverRay: Yes, Andy, some times ago I thought color must be ...

OSRAM25 views3 commentsSilverRay03/12/22 at 12:36Andy: This one is also very special. I have never seen a...

OSRAM26 views3 commentsSilverRay03/12/22 at 12:34Andy: Wonderful, I have yet to find a Caesium lamp. The ...

OSRAM20 views2 commentsSilverRay03/12/22 at 12:33Andy: Very nice to see all these Osram Spectral lamps, y...

Unknown Helium lamp20 views2 commentsSilverRay17/11/22 at 07:43AngryHorse: What a cool decretive lamp Very Happy

Unknown Helium lamp20 views2 commentsSilverRay16/11/22 at 19:30Andy: This is quite a fascinating lamp and appears to be...

Compare of two Japan MV lamps 20 views2 commentsSilverRay10/04/22 at 19:17SilverRay: Unfortunately I didn't find any information a...

Compare of two Japan MV lamps 20 views2 commentsSilverRay09/04/22 at 16:29FrontSideBus: Has that hand made look about it.

Old OSRAM spectral lamps15 views1 commentsSilverRay11/12/21 at 09:47Andy: Great photo of these older style Osram spectral la...

Old OSRAM spectral lamps12 views2 commentsSilverRay11/12/21 at 08:23SilverRay: About 50..60W of pure mercury arc is really bright...

Old OSRAM spectral lamps12 views2 commentsSilverRay11/12/21 at 07:46AngryHorse: That’s quite bright considering it’s only a spectr...

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