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ABO/NCLE practice questions - frequently asked questions

Plain answers about how ABO/NCLE Exam Prep works: the exam, the questions, pricing, the free trial, and what you actually get.

No - and you should be wary of any site claiming otherwise. Every question here is original, written to mirror the style, difficulty, and judgment the real ABO/NCLE exam tests. Each one comes with a plain-language explanation of why the right answer is right and the others aren't.

The ABO/NCLE exam spans 14 domains: NOCE - Ophthalmic Optics (25 questions / 25%); NOCE - Ocular Anatomy, Physiology, Pathology, and Refraction (10 questions / 10%); NOCE - Ophthalmic Products (20 questions / 20%); NOCE - Instrumentation (15 questions / 15%); NOCE - Dispensing Procedures (20 questions / 20%); NOCE - Laws, Regulations, and Standards (10 questions / 10%); CLRE - Ocular Anatomy, Physiology, and Pathology (12 questions / 12%); CLRE - Refractive Errors (5 questions / 5%); CLRE - Instrumentation for Measurement and Observation (12 questions / 12%); CLRE - Prefitting (15 questions / 15%); CLRE - Diagnostic Fitting (11 questions / 11%); CLRE - Dispensing (20 questions / 20%); CLRE - Follow-Up (20 questions / 20%); CLRE - Regulatory and Administrative (5 questions / 5%). Every practice question on this site is tagged to one of these domains.

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