Most of us look at the world with two eyes. But whenever a person takes a picture, one of them closes. Maybe we should stop this practice forever?
With a few exceptions, cameras do not have two lenses at the same time. They create an image with a single lens, so the results are always two-dimensional.
However, when you look through two lenses, like through binoculars, you can perceive more depth in the picture. That is why we look with two eyes, it helps us to perceive the depth and distance between objects.
Closing one eye allows a person to see the picture in the same two-dimensional manner as the camera. This can be useful for previewing a photo. When you use one eye, you see the relationship between objects in your field of view differently. This can be especially useful when creating a portrait or photographing everything that you want to separate from the background. Continue reading