... -dimension quartz window(L1100mm×W900mm×T12mm for instance ) Ultra-Thin windows (depend on the length and width, the thinnest thickness is ... reflector, filter glass and so on 6. OPTICAL WINDOW: High windows, ultra-thin window, large window, prism, lens, cylindrical lens If ... you are interested ,pls feel free to contact us . Optical Windows/Qartz plate