Certified Ophthalmic Assistant (COA) Ophthalmic assistants perform everything from visual acuity testing and tonometry to patient intake and instrument sterilization. COA certification documents your readiness for these clinical responsibilities, positioning you in high-demand eye care clinics where your hands-on contributions directly support diagnosis and treatment decisions every shift.
| Exam Name | Certified Ophthalmic Assistant |
| Exam Code | COA |
| Format | PDF & Practice Test Engine |
| Target Year | 2026 Updated |
| Features | 100% Verified Q&As |
