5 em 1 20mW 532nm Caneta Laser Pointer Verde com 2AAA Bateria

SKU: E03377

1 Comentários

data adicionada: 06/11/2018

por: Z***G

I bought two laser pens using a coupon that the seller provided.Both lasers work great,better than I expected.Thanks for your good service and high-quality products.Will order again when I need next time.

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Cor	Freqüência	Comprimento de onda
tolet	668 - 789 THz	380-450nm
azul	631 - 668 THz	450-475nm
ciano	606 - 630 THz	476-495nm
verde	526 - 606 THz	495-570nm
amarelo	508 - 526 THz	570-590nm
laranja	484 - 508 THz	590-620nm
vermelho	400 - 484 THz	620-750nm