Purchase Qty. Reference FOB Price
50-99 Pieces US$10.00
100-999 Pieces US$9.00
1,000+ Pieces US$6.00
Product Description
Product Description Grating Gratings (Gratings) is an optical element composed of a series of equidistant parallel engraving lines, which is a dispersing element that uses the diffraction and interference principles of light to divide the light, and is widely used in biochemical instruments, ...