Laser Accessories High Efficiency Transmission Grating: Center Wavelength 800 nm, Groove Density 1851.85 lines/mm, Angle of Incidence 47.7 deg, Polarization S (E field parallel to grooves), E
My package arrived wet, not know where occurs this fact, but working all right
Eddy Hustinx
Article fits the description on the website and it is good quality. Free in 5 days in France well protected in a bubble envelope. Each value is row in a small bag zip. Trés satisfied with my purchase, I recommend this article and this supplier.
Kai Hallaren
Shipping a little 1 weeks, normal packing, the procedure is complete.
dennis kraft
Fast shippng. Good quality. I recomend this seller.
Raymond de Vries
goods delivered was отслеживался very fast (башкирию 7 days) excellent дошло seller in excellent condition all recommend!!!!