Certified Paraoptometric
Commission on Paraoptometric Certification·CPO
cpoquiz.com is your dedicated CPO practice site: 1,000+ exam-style practice questions, organized across all 5 exam domains. Start with the free practice test — no card required.
- practice questions
- 1,000+
- exam domains
- 5
- practice test
- Free
What’s on the CPO exam
- Clinical Principles, Testing, and Procedures (52.2%)
- Ophthalmic Optics and Dispensing (11.1%)
- Contact Lenses (14.5%)
- Professional Issues (11.1%)
- Science of the Eye (11.1%)
Official exam blueprint domains — your practice bank mirrors this outline.
The CPO question bank follows the official exam blueprint across 5 domains, so your practice mirrors the real outline — and shows you exactly where you’re weak. See the full blueprint on cpoquiz.com →
Your CPO prep is one click away
The free CPO practice test, the full 1,000+ question bank and your readiness score — all on cpoquiz.com.
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