Basic knowledge of photography-focus

What is the focus?

The focal point is the focal point of the visual center, which is the first consideration in the composition. It is the central focal point of the picture, which is what people observe from the picture at first glance. Such as a speeding car, a piece of food on the table. If the focus of the picture is not clear, the whole picture will lose its main body and become unattractive.

Focus and depth of field

The choice of focus has an inseparable relationship with the depth of field. It has a shallow depth of field effect on the foreground or background, making the foreground or background blurred.

How to highlight the focus

In the early stage of shooting, we can adjust the guide line and frame line of the picture through composition; adjust the depth of field through the aperture to highlight the focus.

In the later stage we can passIncrease contrast, change colors and secondary screenshotsTo further improve the focus of the highlight or change the position of the focus.

How to choose focus

1) Plant shooting: choose the most beautiful flower as the focus.
2) Close-up of people: focus on the face of the person, especially the eyes.
3) Whole body of the person: Due to the interference of environmental factors, we can't focus on the eyes accurately. The character’s head position focuses on the focal point
4) Natural landscape: Focus on the highest peak or the most characteristic local landscape

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Origin blog.csdn.net/qq_43690936/article/details/106223471