Luxottica / Exciton - Lockbourne, OHManufacture and research of high performance dyes. Our expertise includes narrow-band visible and infrared absorber dyes for optical filters, as well as fluorescent, and the closely-related laser dyes. Since early 2017 Exciton has been part of Luxottica, a leader in the design, manufacture, and distribution of fashion, luxury, and sports eyewear.
Westech Optical Corporation - Fairport, NYDesigns, manufactures, and distributes precision optics to OEMs for applications in high-resolution biometrics, CCD imaging, OCR, security, surveillance, machine vision, metrology, and medical instruments. Westech provides lens design, optomechanical design, and total QC management. Custom and stock optics and lens assemblies.