Which one is the most real?

Author:Science and technology innovat Time:2022.07.27

In summer, it is a variety of photography season.

Regardless of whether to take the initiative to find a shot or be forced to open it, many people will be hurt by 100 million points. What ugly thing is this? Who is the person who dances dancing in the photo? Intersection Where did the person who saw people love/beauty in the mirror? Intersection

So the question is, which one is the true self in the selfie, he shot, and in the mirror? Or, do you really know what you look like? Today, let's talk about this topic.

01

How do people look at the world?

The ugliest selfie? He followed the fate? The most beautiful in the mirror? In the end, which restoration is higher, you have to start with how people look at the world.

According to the physical knowledge of middle school, our eyes capture objects, relying on the lens to reflect the light of the object shot by the lens, form a inverted physical imaging on the retina, and then pass it to the brain by the visual nerve perception. Visual. The basic structure of the camera consists of a lens and an element of an image of a glass lens.

In essence, the human eye accepts and passed it to the brain, which is actually an inverted two -dimensional image, which is the same as the principle of the camera.

but! Our smart brain will handle the information on its own, and make up the depth of the two -dimensional images into a "three -dimensional world", and the camera imaging stays in the two -dimensional plane of the "passive" record. No, the visual gap is formed. Intersection

It's just that when we look at the film he took, the brain still can make up the scene scene in the brain, so the visual gap between "two -dimensional" and "three -dimensional" does not seem to be so large, but when we change the focus of the shooting, change will change when we change the shot distance, change the change, and change it. happened.

Observe the picture below to find that when the model maintains the same posture, the size of the face at different focal lengths is different or even the spirit. With the eye focal length of the 48mm standard person, the focal length of 20mm will significantly reduce the handsome value of the model, and the models of the model at the middle and long focal length (more than 85mm) should not be too stingy!

In addition to focusing, color sense is also a key influencing factor. In retrospect, Mingyue is empty, you take out your mobile phone to record the beauty, but you can't always take the moonlight in your eyes. This is the difference between the human eyes and the camera's color light.

The color of the human eye is produced by the three different color cells mixed together on the retina, and the color we see by the cerebral cortex is treated. The spectral characteristics of the human eye cannot be fitted.

People with a normal color usually remember the color characteristics of some specific scenes in the brain. For example, the sky is blue and the grass is green, but when the color light of the light source changes, such as the colorful glowing appears, the human eye will appear. Automatic adjustment and adaptation will not be aware of the deviation of the color of the scene, but the camera will truly record the color light, which makes you feel that the photo is not the same as the reality.

The influencing factors that cause cameras and people to see the world differences are far more focused and color. It can be seen that the interpretation of people's eyes to see things is a random event.

02

On the right, it must be a mirror

Let's talk about the effect of the front camera and the mirror of the mobile phone.

In order to allow consumers to take more scenes in a smaller environment and closer, many mobile phone front cameras use wide -angle lens. Indeed, more backgrounds can be taken as much as possible when shooting wide -angle lenses, but its fatal bug is to exaggerate the prospects, resulting in more serious perspective distortion. The closer to the subject, the more serious the distortion. This prospect is often lifted up. The mobile phone, put a good posture, and look forward to the selfie of the selfie ...

What does it look like after a wide -angle distortion? But it's not just "the face of raising the camera in front".

When taking a selfie, the distance between the tip of the human nose is about 2.5 cm from the other part of the face, the closer it will be, so the closer it will be, so the nose of the subject is surprisingly larger than other organs on the face. Take a picture close to the face, the narrow face becomes wide, and the distance and nose will be widened. This reasonably explains why everyone uses the original camera to take selfies.

In addition, the front camera is set up. The photos taken reversed our left and right face, and most people's left and right faces are asymmetric. The photos are reversed with our visual habits. It's weird.

Do you think this is over?

Now, many mobile phones are trying to enhance the function of your camera, that is, the dark circles and acne marks on your face cannot escape. This is like scanning repeatedly on the face with a magnifying glass, how can it look good!

It can be said that there is an injured heart behind the front camera of almost every original camera, but the situation is much better when everyone looks at the mirror.

In most cases, the scene of our mirror is the same as looking at things, in the sun. When the sunlight or light is irradiated on the human body, it is reflected on the mirror, and the flat mirror reflects the light into the human eyes. From the mirror, we can see a virtual image that is equal to ourselves and the opposite left and right. Therefore, from the point of view of the principle and influencing factors, the accuracy and reduction of mirror imaging are higher than the camera.

To sum up, scientific theory restoration, mirror> camera (mobile phone rear camera)> mobile phone front camera.

03

But don't you lie in the mirror?

Aside from the limit of 90%of the mirror reflectance, although the mirror cannot reflect you, the mirror does not lie, and it may be your own brain. Think back, sometimes when you look at yourself in the mirror, do you look more handsome and more beautiful? This is actually the "beauty" function automatically set.

This phenomenon is called "exposure effect" in psychology. It is manifested by what people prefer to be familiar with. The higher the frequency of things in front of our eyes, the more we like them! Therefore, when you look at yourself, you will look better and better. When you look at objects with low face value, it seems that it is not so ugly when you look at it. In other words, the brain is the originator of learning!

In addition to the initiative of the brain, the environment of the mirror will also affect our judgment of our image in the mirror. When everyone tested the clothes in the mall, all of them must be thin and beautiful; when making makeup in the bathroom, who was not delicate and smooth? Not to mention just after taking a shower, it is really a hibiscus out of the water, and it is naturally carved. In fact, this is the environment.

Think back carefully, whether there is a long -strip mirror in the mall, and the clerk often leaned against the mirror on the wall, and then install a white or yellow light -lamp in front of the mirror. It is in such an environment that the people who take it out will be more glorious.

The lights of the bathroom with the fog mirror are also the most natural skin -skinned beauty artifacts. In addition, the blood circulation after bathing, it is bound to be red in white when looking in the mirror.

04

Actually, you are the most beautiful!

Although the more beautiful the mirror is, you must have experienced the experience of "embarrassing pair" with the mirror: quietly watching yourself in the mirror, and then silent for a long time.

Because, compared to static faces, dynamic faces will be more attractive. This phenomenon is called "frozen face effect" in psychology.

The University of California Psychologist Boste and his team have done such an experiment: they let the participants score the video of 2 seconds and the 1200 frames of static drawing from these videos, and evaluate 20 people in the video or picture in the picture How beautiful. It was found that the score of the same face in the video was higher than in the static chart.

The study explained that during the process of brain evolutionary processed dynamic faces, the same face in different positions and sides will be average. Studies have shown that the average face is more attractive than the side face. In order to save trouble, the brain naturally likes and is easier to identify dynamic faces, so people will feel that the dynamic face looks better (shùn yǎn).

In contrast, the self in the photo looks very rigid, because the brain will spend more time identification on static portraits, and the characters and protruding facial defects in the photo are not given to the brain's space.

This explains why the photos are always not real and beautiful, and it also shows that it is not good to look good in the photos, because you always look much better than you in the eyes of others!

05

How can I see my true self?

Having said so much, summarize the way to help everyone see the true way in the eyes of others. Knowing that you are reading the text, you have been waiting for this section for a long time.

Method 1: In front of the mirror, play a unicorn, pay attention to the expressions of the expression vivid and natural, and the eyes must turn up and down inadvertently to see what the dynamic self is, basically it looks like it.

Method 2: Use the camera or rear camera to video, keep a proper distance, and see what the job, housework, and exercise are, the probability is also the self in the eyes of others.

Method 3: Look at the photos of your own period, the brain will treat you as "strangers" information before, then you will have an objective judgment on your image.

Welcome to the commentary area to continue to add the reliable method of "how to see the true yourself", no matter what, you are the most beautiful! (Institute of Physics of the Chinese Academy of Sciences)

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