Laser Accessories High Efficiency Transmission Grating: Center Wavelength 1030 nm, Groove Density 1600 lines/mm, Angle of Incidence 55.5 deg, Polarization S (E field parallel to grooves), Eff
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
Takes 8 days to Japan. Good!
Alex Fragkos
Long Service and Russia!
Alex Yu
Great product. Arrived ahead of time. Thank you
Alexey Petrov
Good material. Great seller, efficient and insurance. Ok