Радужка контролирует количество све

Радужка контролирует количество света,попадающего в глаз через зрачок. При очень ярком свете она сужается, и зрачок уменьшается до размеров крохотной точки, пропуская в глаз лишь малую толику света. При тусклом освещении она расслабляется, и зрачок расширяется, открывая доступ свету.

Результаты (английский) 1:

The IRIS controls the amount of light entering the eye through the pupil. At very bright light it is narrowed, and the pupil decreases till the sizes of a tiny point, skipping the eye only a little bit of light. In dim light, she relaxes, and the pupil extends, opening the access light.

Результаты (английский) 2:

The iris controls the amount of light entering the eye through the pupil. In very bright light it is narrowed, and the pupil is reduced to the size of a tiny point, passing only a small fraction of light into the eye. In the dim light she relaxes, and the pupil dilates, allowing access light.

Результаты (английский) 3:

iris controls the amount of light hitting the eye through the pupil. in a very bright light, it is shrinking, and the pupil is reduced to the size of a small point, cutting in the eye only a fraction of the light. in the faint light she relaxes, and the pupil is expanding, opening the access of light.