2023 Edition

Contact Lens Practice Test

Take this free practice test to see how prepared you are for an Contact Lens Registry Exam, taken by opticians. 

Ocular Anatomy, Physiology, and Pathology

1. Which anatomical part of the eye can have up to 33 diopters of optical power?
2. ______ is inflammation of the upper tarsal conjunctiva resulting in large papillae and is associated with contact lens wear.

Refractive Errors

3. A ________ eye focuses light ____ the retina.
4. Which term describes the property of a lens that is thickest in the middle?

Instrumentation for Measurement and Observation

5. All of the following can be used in establishing a patient's contact lens prescription except:
6. Which test can be used to measure if a patient's dry eye symptoms are too severe for contact lens wear?
7. If a patient has a glasses prescription of -3.00 -2.00 x 130 and corneal measurements of 45.00/43.00 x 130, which type of astigmatism is present?


8. After transposing the following glasses prescription, what is the next step in determining the contact lens prescription?
OD +3.50 +2.50 x 075
9. Which of the following base curves will fit the eye best if the patient has a corneal measurement of 41.00/41.25 x 90?
10. Which eye condition would benefit the most from a hybrid contact lens?
11. A contact lens that contains an additional plus power in certain zones to assist presbyopic patients is also called a:

Diagnostic Fitting

12. What factors should be considered when selecting a lens for a patient?
13. Which one of the following statements is true about insertion and removal of soft contact lenses?
14. What is not one of the characteristics of an optimal RGP lens fit?
15. While fitting a patient with a toric soft lens in the prescription below, it is observed the lens is over-rotated by 10 degrees to the left. How should the prescription be adjusted?
16. A patient returns for a toric contact lens fitting follow-up and complains of temporary blurriness after blinking. The patient states this is a concern since their job performance relies heavily on their vision. How can this be resolved?


17. If a contact lens is monthly wear, which one of the following statements is true?
18. For a new fit, which type of contact lens requires the longest period for building up wear time?
19. Which type of contact lens solution requires a process of 6 to 8 hours for the lenses to be safe for wear?
20. Which one of the following statements is true?
21. Which of the following does not increase a patient's risk of eye infection?
22. This should not be used to clean soft contact lenses:


23. Which of the following would be considered a subjective follow-up finding?
24. Which of the following would be considered an objective follow-up finding?
25. What is typically not included in the contact lens follow-up?
26. After the contact lens prescription is finalized, when should the patient contact the prescriber?

Regulatory and Administrative

27. Under FDA regulations:
28. All of the following are exemptions to a prescriber being legally obligated to provide a copy of a patient's contact lenses prescription at the end of evaluation except:
29. Under HIPAA, which of the following scenarios is prohibited:
30. The Fairness to Contact Lens Consumers Act states that it is ________ for a patient to purchase contact lenses from a seller other than the prescriber if the contact lens prescription is ____________.