http://budgetlightforum.cz.cc/node/505
https://spreadsheets.google.com/ccc?key=0ApkFM37n_QnRdDU5MDNzOURjYllmZHI4M3JYMUVwM0E&hl=en&authkey=CIOSsoMI#gid=1
http://www.dealextreme.com/forums/Forums.dx/Forum.-209~threadid.530221
http://www.forolinternas.com/viewtopic.php?f=22&t=996&p=10295#p10294 you might need bing/or google translator or learn spanish
http://www.candlepowerforums.com/vb/showthread.php?188772-pictorial-review-of-LEDs/page2
http://en.wikipedia.org/wiki/Inverse-square_law
http://img85.imageshack.us/f/flux.jpg/ . >> arrows right and left to toggle between pages
http://fonarevka.ru/ blows my mind everytime I go here i spend hours.. I hope I'm getting a virus or lossing my credit card info because it's totally worth it .Amazing fun data base .. play with stuff on the right and on bottom right ..flasoholics dream
http://www.cree.com/products/pdf/XLamp7090XR-E_B&L.pdf
http://www.gearcarrot.com/guides/lights/?p=toc
http://flashlight-wiki.com/
Listed in order of output at maximum power, least bright to most bright:
Luxeon Rebel 040-bin (84+ lm @ 1A, ~3.5W)
Luxeon Rebel 050-bin (105+ lm @ 1A, ~3.5W)
Luxeon Rebel 060-bin (126+ lm @ 1A, ~3.5W)
SSC P4 S1-bin (127-141 lm @ 1A, ~3.5W)
SSC P4 S2-bin (141-165 lm @ 1A, ~3.5W)
Luxeon Rebel 070-bin (147+ lm @ 1A, ~3.5W)
SSC P4 T1-bin (165-188 lm @ 1A, ~3.5W)
Luxeon Rebel 080-bin (168+ lm @ 1A, ~3.5W)
Cree XRE/XPE P4-bin (177-192 lm @ 1A, ~3.5W)
SSC P4 T2-bin (188-214 lm @ 1A, ~3.5W)
Luxeon Rebel 090-bin (189+ lm @ 1A, ~3.5W)
Cree XRE/XPE Q2-bin (192-207 lm @ 1A, ~3.5W)
Cree XRE/XPE Q3-bin (207-220 lm @ 1A, ~3.5W)
Luxeon Rebel 100-bin (210+ lm @ 1A, ~3.5W)
SSC P4 U1-bin (214-235 lm @ 1A, ~3.5W)
Cree XRE/XPE Q4-bin (220-233 lm @ 1A, ~3.5W)
Luxeon Rebel ES (225+ lm @ 1A, ~3.5W)
Luxeon Rebel 110-bin (231+ lm @ 1A, ~3.5W)*
Cree XRE/XPE Q5-bin (233-251 lm @ 1A, ~3.5W)
SSC P4 U2-bin (235-256 lm @ 1A, ~3.5W)
Cree XRE/XPE R2-bin (251-268 lm @ 1A, ~3.5W)
SSC P4 U3-bin (256-280 lm @ 1A, ~3.5W)*
Cree XRE/XPE R3-bin (268-286 lm @ 1A, ~3.5W)
Cree XRE/XPE R4-bin (286-306 lm @ 1A, ~3.5W)*
Cree XPG R2-bin (380-406 lm @ 1.5A, ~5W)
Cree XPG R3-bin (406-433 lm @ 1.5A, ~5W)
Cree XPG R4-bin (433-463 lm @ 1.5A, ~5W)
SSC P7 A-bin (440-570 lm @ 2.8A, ~10W)
Cree XPG R5-bin (463-493 lm @ 1.5A, ~5W)
Cree MCE H-bin (490-560 lm @ 2.8A, ~10W)
Cree XPG S2-bin (493-520 lm @ 1.5A, ~5W)
Cree XPG S3-bin (520-547 lm @ 1.5A, ~5W)*
Cree MCE J-bin (560-648 lm @ 2.8A, ~10W)
SSC P7 B-bin (570-700 lm @ 2.8A, ~10W)
Luminus SST-50 F-bin (635-823 lm @ 5A, ~18W)
Cree MCE K-bin (648-753 lm @ 2.8A, ~10W)
SSC P7 C-bin (700-800 lm @ 2.8A, ~10W)
Cree MCE M-bin (753-858 lm @ 2.8A, ~10W)
SSC P7 D-bin (800-900 lm @ 2.8A, ~10W)
Luminus SST-50 G-bin (823-999 lm @ 5A, ~18W)
Cree XM-L T5-Bin (845-910 lm @ 3.0A, ~10W)
Cree MCE N-bin (858-962 lm @ 2.8A, ~10W)
SSC P7 E-bin (900-1100 lm @ 2.8A, ~10W)*
Cree XM-L T6-Bin (910-975 lm @ 3.0A, ~10W)
Cree MCE P-bin (962-1085 lm @ 2.8A, ~10W)*
Cree XM-L U2-Bin (975-1040 lm @ 3.0A, ~10W)*
Luminus SST-50 H-bin (999-1175 lm @ 5A, ~18W)
Cree XM-L U3-Bin (1040-1105 lm @ 3.0A, ~10W)*
Luminus SST-50 J-bin (1175-1410 lm @ 5A, ~18W)
Luminus SST-50 K-bin (1410-1645 lm @ 5A, ~18W)*
Luminus SST-90 K-bin (1410-1645 lm @ 9A, ~34W)
Luminus SST-90 L-bin (1645-1998 lm @ 9A, ~34W)
Luminus SST-90 M-bin (1998-2350 lm @ 9A, ~34W)
Luminus SST-90 N-bin (2350-2820 lm @ 9A, ~34W)
Luminus SST-90 P-bin (2820-3408 lm @ 9A, ~34W)*
Red = <60 lpw min.
Orange = 60-75 lpw min.
Green = 75-90 lpw min.
Blue = >90 lpw min.
*(not yet available)
[EDIT: colorized according to approx. lpw]
if you know that .. you'll be wise like don ... there is a test in 3 weeks