What does retinoscope mean?
A medical instrument used to measure the refractive error of the eye, and to determine the correct prescription for eyeglasses or contact lenses. It is a handheld device that shines a light into the eye and measures the reflection.
Example
"The optometrist used a retinoscope to determine the correct prescription for the patient's glasses."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.