h a l f b a k e r ycarpe demi
add, search, annotate, link, view, overview, recent, by name, random
news, help, about, links, report a problem
browse anonymously,
or get an account
and write.
register,
|
|
|
Sick of the sickly yellow industrial feel of your sodium vapor
street or warehouse lamps? Switch now to the unearthly
green-blue glow of our new copper vapor lamps. Same idea
as a sodium vapor lamp, but (I imagine) a lot more
engineering involved!
* Strontium vapor lamps also available
for a more festive
street atmosphere....
Copper Flame test
http://upload.wikim...pper_flame_test.JPG
[cowtamer, Feb 20 2011]
Strontium Flame Test
http://www.sciencep...PL.jpg?id=655100233
[cowtamer, Feb 20 2011]
Gas Discharge Lamp
http://en.wikipedia.../Gas_discharge_lamp
[cowtamer, Feb 20 2011]
[link]
|
| |
But the sickly yellow hides my jaundice!
[+] |
|
| |
Multi-colour LEDs ! They could also be dimmed when no movement in the area. |
|
| |