Pupillary Pigment Border of the Iris

**The pupillary pigment border of the iris** is one of the most interesting and mysterious elements of the human eye. When we look at an object, the pupil dilates in such a way as to better perceive light and determine its quality. However, in addition to the dilation of the pupil, there is another feature of the iris that attracts attention: the pigment border around the pupil.

**The pigment border** is the area surrounding the pupil that is covered with flecks of pigment that are various shades of gray. This color is due to different concentrations of melanin and endochromatic factor pigments. This area of ​​the iris plays an important role in determining our vision and emotional state.

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