1. ABB Optical Group
2. AbbVie Inc.
3. Accu-Lens Inc.
4. Alcon Vision LLC
5. Arctic Vision
6. Bausch & Lomb Incorporated by Bausch Health Companies Inc.
7. Carl Zeiss AG
8. CooperVision Inc.
9. Essilor Group
10. Euclid Systems Corporation
11. Eyenovia Inc.
12. Haag-Streit Group
13. Johnson & Johnson Vision
14. Menicon Co. Ltd.
15. Nidek Co. Ltd.
16. Topcon Corporation
17. Tylock-George Eye Care & Laser Center
18. Ziemer Ophthalmic Systems AG