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Contact Lens (CLRE) Practice Test
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The CLRE (Contact Lens Registry Exam) certifies you can dispense contact lens as an optician.

Contact Lens (CLRE) Practice Test
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25 Questions

1. 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?
2. A contact lens that contains an additional plus power in certain zones to assist presbyopic patients is also called a:
3. Which eye condition would benefit the most from a hybrid contact lens?
4. A contact lens that contains an additional plus power in certain zones to assist presbyopic patients is also called a:
5. Which of the following would be considered a subjective follow-up finding?
6. Under FDA regulations:
7. For a new fit, which type of contact lens requires the longest period for building up wear time?
8. If a contact lens is monthly wear, which one of the following statements is true?
9. Which term describes the property of a lens that is thickest in the middle?
10. After transposing the following glasses prescription, what is the next step in determining the contact lens prescription?
OD +3.50 +2.50 x 075
11. Which of the following would be considered an objective follow-up finding?
12. What is not one of the characteristics of an optimal RGP lens fit?
13. 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?
14. Which one of the following statements is true?
15. All of the following can be used in establishing a patient's contact lens prescription except:
16. 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:
17. 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?
18. What is not one of the characteristics of an optimal RGP lens fit?
19. Which of the following would be considered a subjective follow-up finding?
20. Which anatomical part of the eye can have up to 33 diopters of optical power?
21. This should not be used to clean soft contact lenses:
22. Which of the following does not increase a patient's risk of eye infection?
23. Which anatomical part of the eye can have up to 33 diopters of optical power?
24. 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?
25. 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 ____________.

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