Universal Photonics Inc. - Central Islip, NYLapping and polishing consumables and machinery for glass, plastic, crystals, IR, semiconductor, electro, laser, and fiber optics. Microcellular foam elastomer pads, compounds, ultrapure alumina, colloidal silica, diamond powder/slurries; water-based, nanosize, alpha-alumina; optical blocking, synthetic pitch, double-sided polishers, and centrifuges.
SCHOTT North America Inc. - Duryea, PADevelops products for applications in optics, lithography, astronomy, automotive, consumer electronics, industrial, and life sciences. Offers a variety of optical and laser glasses, optical filters, glass ceramic, IR materials, optical components, custom glass development, precision finishing, and metrology capabilities.