3 ms·

It's perfectly "seen". LED without filter has blue spike in spectrum. http://www.ledsmagazine.com/content/dam/leds/PrintArticles/volume-12/issue-10/1510LEDs_F6f

by betaby 10y ago

It's perfectly "seen". LED without filter has blue spike in spectrum. http://www.ledsmagazine.com/content/dam/leds/PrintArticles/volume-12/issue-10/1510LEDs_F6f1.png http://www.ledsmagazine.com/content/dam/leds/PrintArticles/v...