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Question: 1 / 505

Which lenses on the phoropter can be routinely cleaned by office personnel?

Sphere lens, cylinder lens, and prism lens

Retinoscopy lens, polarizing lens, red lens, and Maddox rod

The answer identifies the specific types of lenses that may require special care and attention due to their unique properties and usage in clinical settings. The retinoscopy lens, polarizing lens, red lens, and Maddox rod are generally considered to be instruments that can be handled with caution.

These lenses often play crucial roles in diagnostic procedures and tests. For instance, the retinoscopy lens is utilized during refraction tests to determine the refractive error of the eye, while the Maddox rod is used to assess ocular alignment and muscle balance. The polarizing lens can help in assessing double vision and other visual acuity metrics. Whereas, red lenses could be applied in testing or examining various ocular conditions.

Routine cleaning by trained office personnel can ensure these lenses maintain their functionality and cleanliness, promoting accurate measurements and less risk of contamination and cross-infection. This highlights the importance of proper maintenance and hygiene in clinical equipment, which is vital for effective patient care and diagnostic accuracy.

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Bifocal lens, trifocal lens, and contact lenses

Trial lens, occluder, and fixation target

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