The iris is the colored part of the eye that surrounds the pupil. In this article, learn more about the part of the eye responsible for seeing color, its anatomy, and functions.

The iris, for all its intricacies, gets the attention of us eye doctors only when it causes problems for our patients.As a ...

By adjusting the distance of the disks from the bulb, the size of the iris and pupil can be changed. A camera system picks out objects (like people) and directs the eye to gaze at them.

LISBON – A new pupil expander for bimanual phacoemulsification is easy to implant and gentle to use in complicated cataract eyes with small pupils, according to one surgeon. “The device ...

Eye's Iris Directly Senses Light and Causes the Pupil to Constrict. by Bidita Debnath on Jun 25 2017 7:39 PM. In the eye, the pupil is the opening in the middle of the iris.

Eye - Effect of cataract surgery and pupil dilation on iris pattern recognition for personal authentication Skip to main content Thank you for visiting nature.com.

Eye Pupils. Written by Matt Smith. Medically Reviewed by Whitney Seltman, OD on December 04, 2024. ... A coloboma in the iris usually leads to the pupil being longer than it should be, ...

For an entire week after a bungee cord accident, the man suffered pain in his left eye as well as blurred double vision. Finally, the 48-year-old visited National Taiwan University Hospital in Taipei.

For an entire week after a bungee cord accident, the man suffered pain in his left eye as well as blurred double vision. Finally, the 48-year-old visited National Taiwan University Hospital in Taipei.