retinoscopy
/ˌrɛtɪˈnɑskəpi/
noun
- A technique used by eye doctors to determine the refractive error of the eye by shining a light into the eye and observing the movement of the reflected light from the retina.
- The optometrist used retinoscopy to find the correct lens strength for the patient.
- Retinoscopy is often performed on children who cannot yet read letters.
- During retinoscopy, the doctor moves a light back and forth to see how the eye responds.