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| Polytec PI, Inc. NanoPositioning & Piezo Techno | |
| Plasma JSC / Research Institute of Gas Discharge Devices | ||
| JDS Uniphase Corporation | ||
| Melles Griot Optics | ||
| Latronix | ||
| American Laser Corporation / Laser Corporation | ||
| LG Laser Technologies GmbH | ||
| Laser Physics | ||
| National Laser | ||
| LOBO electronic GmbH | ||
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