SOVEREIGN, ISM / SCIENCE PHOTO LIBRARY SOVEREIGN, ISM / SCIENCE PHOTO LIBRARY
Cornea and iris. Slit-lamp examination of the cornea and iris of a healthy human eye. This diagnostic procedure is used to identify defects of the eye. The cornea (bulge at right) is the transparent front part of the eye. The iris is a coloured muscular ring that regulates the amount of light that enters the eye through the pupil.
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