- Honeywell International Inc.
- Excelitas Technologies Corp
- Texas Instruments Inc.
- FLIR Systems Inc.
- Omron Corporation
- Hamamatsu Photonics KK
- Murata Manufacturing Co. Ltd
- Raytheon Company
- Sofradir SAS
- Nippon Ceramic Co. Ltd
- Infratec Gmbh
- ULIS SAS