400nm UV LED 2D EEM Plot

I tested these 4 LEDs at the highest gain possible, by scanning them straight ahead through the detector's slit with no filter thru an empty glass cuvette. This way I can get a better reading on their true values as compared to their stated values.

410nm UV high pwr 1W LED 4.0vdc 350mA-Prolight

470nm Blue high pwr 1W LED 4.0vdc 550mA-Cree

623nm Red high pwr 1W LED 2.7vdc 700mA-Cree

400nm UV thru-the-hole LED 40mA 9vdc-Generic

http://www.superbrightleds.com/?gclid=CKrPyo_GkcsCFQIfhgodD1gCsQ

410nm UV 1W LED 2D EEM Plot

470nm Blue LED 1W 2D EEM Plot

623nm RED LED 1W 2D EEM Plot