Optics & Refractive Errors — NCLE Contact Lens Practice Test
Free ABO-NCLE Contact Lens Registry Exam (CLRE) practice in English, Chinese, and Spanish — ocular anatomy, optics, instrumentation, prefitting, diagnostic fitting, dispensing, follow-up care, and the federal rules.
20 free practice questions
Practice questions based on the ABO-NCLE Contact Lens Registry Exam content domains and standard contact lens references, together with the FTC Contact Lens Rule and FDA device classification. This site is not affiliated with or endorsed by ABO-NCLE. Contact lens fitting is regulated state by state — scope of practice, supervision and licensure requirements vary, so confirm your own state's rules and work under the prescriber's direction. Verify current exam requirements with ABO-NCLE before testing. About the ABO-NCLE exams →