Yelo Limited - Carrickfergus, United KingdomYelo designs and builds burn-in, life-test and characterization systems for probed devices such as VCSEL arrays, laser arrays, APDs, chip-on carrier devices including photonics integrated circuits (lasers, amplifiers, modulators, photodiodes, thermistors), SOAs, laser arrays, PIN photodiodes, VCSEL TO headers, miniDILs, and butterfly packages.
Chroma Technology Corp. - Bellows Falls, VTManufacturer of optical filters and coatings for many demanding applications such as: biomedical instruments and imaging systems, fluorescence microscopy, aerospace, surveillance, machine vision, industrial inspection such as semiconductors, food and lumber, multispectral imaging, and chemical analysis. Employee-owned.