Exotech, Inc.Florida, United States
Radiometer Analytical
Accumetrics Ltd.North America, United States
Radiometrics Corp.Colorado, United States
Santa Barbara Infrared, Inc.California, United States
Spectronics Corp.New York, United States
Inframetrics, Inc.
Russia Federal Space Agency
Linde Medical Sensors AG
Solar Light Co., LLC.Pennsylvania, United States
Radiometer A/SHovedstaden, Denmark