Andover has a variety of optical coating thin film deposition technologies at its disposal, providing customers with solutions tailored to their specific applications. Technologies include: Magnetron Sputtering Ion-Assisted E-Beam deposition Resistance Evaporation Proprietary Solutions We can design and manufacture coatings to meet your most demanding requirements. Range of Wavelengths from 193nm to 14 microns, on a wide variety of substrate materials including BK-7, filter glass, borosilicate glass, Silicon, Germanium, Sapphire, Fused Silica, Calcium Fluoride, Zinc Selenide, Zinc Sulfide, and more.