SemiNex Corporation - Danvers, MAManufacturer of laser diodes in the 1250- to 1940-nm range for automotive lidar, professional medical, military, and industrial applications. High power semiconductor lasers are available as bare die and bar, as well as in a variety of packages including B and C mounts, TO-cans, laser engines, and fiber-coupled devices up to 100 W.
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.