1. American Technologies Network Corporation
2. Athlon Optics
3. Barska Optics
4. Beretta Holding S.p.A.
5. Canon Inc.
6. Carl Zeiss AG
7. Celestron
LLC
8. FUJIFILM Holdings Corporation
9. Guangzhou Bosma Corporation
10. Hawke Optics Limited
11. Leica Camera AG
12. Leupold & Stevens Inc.
13. Meopta - optika
s.r.o.
14. Nikon Corporation
15. Olympus Corporation
16. Opticron
17. Optronic Technologies Inc.
18. Plastimo Group
19. ProMariner
20. Ricoh Imaging Company
Ltd.
21. Shenzhen (China) Visionking Optical Technology Co. Ltd.
22. Steiner Optics by Beretta Holding S.p.A.
23. SWAROVSKI OPTIK Vertriebs GmbH
24. Tasco by Vista Outdoor Inc.
25. Vanguard World Inc.
26. VIXEN Co. Ltd
27. Vortex Optics