DX » Community » Reviews » UltraFire 51C 51-LED 405nm Purple 1-Mode Flashlight - Silver Grey (3 x AA / 1 x 26650)
Customer’s impression:
Ultimate "near_UV" (405nm) light
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  • posted byTrhlajz on 09/03/2015

    PROs: Great output of 51x 5mm 405nm LEDs capable to activate all fluorescent materials and dyes (luminophores), e.g. highlighter traces, invisible inks, quinine, riboflavin, urine and other brighterners -> al those start to glow visibly in the "black light" emited by this torch. (Probably the LED... Read more

    Impression:Ultimate "near_UV" (405nm) light;

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