Graphic PIZiadas

Graphic PIZiadas

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Categories Technology

Vs Iris Diaphragm in photography

diaphragm

The human eye is capable of modifying its geometry to suit the lighting conditions. The iris is responsible for limiting the amount of light reaching our retina.

In photography there is a mechanical device called the diaphragm that functions iris. By combining the speed diaphragm shutter opening, obtain a depth of field.