1. AMETEK Inc.
2. Artisan Technology Group
3. Catseye Collimation LLC
4. Duma Optronics Ltd
5. Edmund Optics Inc.
6. Elshaddai Engineering Equipments
7. H. L. Scientific.
8. Haag-Streit Group
9. Holmarc Opto-Mechatronics Ltd
10. Lahat Technologies Ltd
11. Lightglass Optics -Surplus Newport Stages Mounts
12. Logitech Ltd
13. Micro-Radian Instruments
14. Newport Corporation
15. Nikon Metrology Inc.
16. OptoSigma Corporation
17. PLX Inc.
18. Prisms India Private Limited
19. Space Arcade
20. STANDA LTD
21. SUBI TEK
22. Tamilnadu Engineering Instruments
23. TRIOPTICS GmbH
24. Vermont Photonics Technologies Corp.
25. ZG Optics SA