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29 kwi 2023 · Behind the anterior chamber is the eye’s iris (the colored part of the eye) and the dark hole in the middle called the pupil. Muscles in the iris dilate (widen) or constrict (narrow) the pupil to control the amount of light reaching the back of the eye.
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Browse 4,897 authentic iris of human eye stock photos, high-res images, and pictures, or explore additional eye close up or woman eye stock images to find the right photo at the right size and resolution for your project.
The iris (pl.: irides or irises) is a thin, annular structure in the eye in most mammals and birds that is responsible for controlling the diameter and size of the pupil, and thus the amount of light reaching the retina. In optical terms, the pupil is the eye's aperture, while the iris is the diaphragm. Eye color is defined by the iris.
31 paź 2024 · The iris is the colored part of the human eye and a component of the uvea (uveal layer or uvea coat). The uvea is a pigmented layer found between the retina and the sclera (white of the eye) . In addition to the iris, the uvea also consists of the choroid and ciliary body.
Explore Authentic Iris Of The Eye Stock Photos & Images For Your Project Or Campaign. Less Searching, More Finding With Getty Images.
23 paź 2024 · The iris is the colored part of the eye and is unique to each person. This structure is located in the front of the eye, between the cornea on the outside and the lens on the inside. The iris primarily regulates how much light reaches the retina by controlling the size of the eye’s “window,” or pupil.
17 lip 2023 · The iris is a flat and ring-shaped membrane behind the cornea of the eye with an adjustable circular opening in the center called a pupil. This is the structure that provides an individual with...