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pupil
The lens lies behind the pupil and iris.
The iris has an opening, called the pupil, through which light enters the eye.
The structure which is most prominent in the eyeball, surrounding the pupil is the "IRIS". It gives the eye its color and helps in dilating and constricting the pupil.
pupil
No it is called the iris.
The visible, colored part of the eye that controls pupil dilation is the iris.
Lens
Behind the cornea and in front of the lens is the iris, the circular pigmented band around the pupil. The iris works much like the diaphragm in a camera, widening or narrowing the pupil to adjust to different light conditions.It is made of sphincter and dilator muscles of the pupil.
Yes, the pupil is a physical structure of the eye. It is the black circular opening in the center of the iris that regulates the amount of light entering the eye. The size of the pupil adjusts in response to lighting conditions to help maintain optimal vision.
adjusting the light entering the eye through the shrinkage and expansion of the pupil is the main function of the isris
the image is passing through the pupil and create a image , :P