From that NASA Link: "Low-pressure sodium lamps, like those used in some parking lots, emit a yellow (wavelength 589 nm) light."
And yet they say in the next line "The visible orange light has a wavelength of about 590 nm."
From that NASA Link: "Low-pressure sodium lamps, like those used in some parking lots, emit a yellow (wavelength 589 nm) light."
And yet they say in the next line "The visible orange light has a wavelength of about 590 nm."
since it seems to be mostly trolls visiting this thread its off to ebay
http://cgi.ebay.com/ws/eBayISAPI.dll...ht_4142wt_1137
maybe laser ben can buy it really cheap, smash it, then sell it to someone for more than he paid
Last edited by flecom; 06-03-2010 at 08:42.
Or maybe you can keep blaming your problems on someone you didn't buy it from.
CLICKY!!!
Admin: In the immortal words of Captain Planet: YOU HAVE THE POWER
Admin: (To quit being a bitch)
i have 500mw of 473 and intend to pbs it with a 445, yeah it will look awesome this way...
and laserwave is good quality.... so a cheap 473 is well a cheap 473...
445 is so cheap 473 gets cheaper its possible to afford a nice mix...
mate if i didnt have my new 500mw i would be so interested in deals like his now.