Robert Cairns Co LLC, 2 Red Oak Dr, Unit H, Plaistow, NH 03865, US

Andover Corporation was established in 1976 with the purpose of designing and manufacturing high-quality optical filters and coatings. Its current facility spans 44,000 square feet on 17 acres of land in Salem, N.H. The company manufactures a broad array of standard and custom components, including bandpass, ND, long- and short-pass, heat-control filters as well as wavelengths from UV to Mid IR. Its deposition techniques include ion-assisted e-beam deposition (IAD) and magnetron sputtering whereas its applications include machine vision, photolithography, water and gas analysis, calibration, etc. Andover Corporation is an AS9100B, and AS9104A certified and ITAR registered company.

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