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Rare and special Caesium lamp CL-2170 views1 commentsSilverRay11/04/25 at 08:08Alex: Is the man on the photo the inventor of said lamp?

OSRAM267 views3 commentsSilverRay19/04/24 at 01:39dor123: I think this is potassium.

OSRAM177 views1 commentsSilverRay19/04/24 at 01:38dor123: I think this is cesium.

Rare and special Caesium lamp CL-2231 views2 commentsSilverRay18/02/23 at 22:34SilverRay: Thank You, Andy. AFAIK ridges are stitches betwee...

Rare and special Caesium lamp CL-2231 views2 commentsSilverRay18/02/23 at 22:31Andy: Very nice lamp! This must be extremely rare, the C...

OSRAM215 views2 commentsSilverRay04/12/22 at 09:07SilverRay: Yes, Cadmium lamps are very unusual... Light is li...

OSRAM230 views3 commentsSilverRay03/12/22 at 22:38AngryHorse: What a gorgeous colour Cool

, I reckon you could mi...

OSRAM215 views2 commentsSilverRay03/12/22 at 22:35AngryHorse: That’s a pretty good output for a spectral lamp 8-...

OSRAM176 views2 commentsSilverRay03/12/22 at 15:38SilverRay: Thank You, Andy Smile

Spectral lamps are very nice li...

OSRAM230 views3 commentsSilverRay03/12/22 at 15:36SilverRay: Thallium has a wonderful color -- as the real emer...

OSRAM267 views3 commentsSilverRay03/12/22 at 15:35SilverRay: Yes, Andy, some times ago I thought color must be ...

OSRAM230 views3 commentsSilverRay03/12/22 at 13:36Andy: This one is also very special. I have never seen a...

OSRAM267 views3 commentsSilverRay03/12/22 at 13:34Andy: Wonderful, I have yet to find a Caesium lamp. The ...

OSRAM176 views2 commentsSilverRay03/12/22 at 13:33Andy: Very nice to see all these Osram Spectral lamps, y...

Unknown Helium lamp272 views2 commentsSilverRay17/11/22 at 08:43AngryHorse: What a cool decretive lamp Very Happy

Unknown Helium lamp272 views2 commentsSilverRay16/11/22 at 20:30Andy: This is quite a fascinating lamp and appears to be...

Compare of two Japan MV lamps 215 views2 commentsSilverRay10/04/22 at 18:17SilverRay: Unfortunately I didn't find any information a...

Compare of two Japan MV lamps 215 views2 commentsSilverRay09/04/22 at 15:29FrontSideBus: Has that hand made look about it.

Old OSRAM spectral lamps192 views1 commentsSilverRay11/12/21 at 10:47Andy: Great photo of these older style Osram spectral la...

Old OSRAM spectral lamps174 views2 commentsSilverRay11/12/21 at 09:23SilverRay: About 50..60W of pure mercury arc is really bright...

Old OSRAM spectral lamps174 views2 commentsSilverRay11/12/21 at 08:46AngryHorse: That’s quite bright considering it’s only a spectr...

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