No. 4 Cosmetic essay by Dr. Lee Jin soo-Looking for stairs on the face.
Humans have two eyes. If you look at things with your eyes, you can see the three-dimensional vision of objects. What we see with our eyes in real life is three-dimensional. But if you take a picture of them, or if you look at them on a regular TV or monitor, you see a two-dimensional image in a plane. When shooting a movie, two cameras are put side by side, as you can see with your left and right eyes. If you look at this later, you will see the image taken on the left with only the left eye and the image taken on the right with the right eye only. This is a technology that uses polarized lenses. When you watch a 3D movie in a theater, you'll see glasses with polarized lenses. A stereoscopic screen is spotlighted because it gives a more visual and realistic impression than a plane. I still remember the vividness of the ball thrown by a pitcher in a three-dimensional video I saw at a fair when I was a kid. I think it's understandable in the same context that on...