Cov Kev Sib Tw, 100,300,600

$Diffraction Grating,100,300,600 Featured Image$

$Diffraction Grating,100,300,600$

E14.2411

Cov lus piav qhia luv luv:

Xa email rau peb

Khoom Nthuav dav

Cov khoom lag luam

100/300/600 kab / hli, loj 33x75mm

Yav dhau los: Iav tsom iav me swb

Tom ntej: Yas Prism Nrog Cov Hlau Nplaum, Txheej 7

Sau koj cov lus ntawm no thiab xa rau peb

Cov khoom pawg