Who can use the professional knowledge of photography to analyze this "big eyes eager to read", such as how to construct what aperture?

The technical parameters such as composition and aperture are just a kind of current technology. This aspect of composition is also very traditional, with deep scenery and large aperture.

The soul of documentary photography is conveying emotions, combined with this painting:

1, subject: eager to read. All the elements in the picture are for this theme.

2. theme: big eyes. The main body of the whole picture, plus expressions, eyes and gestures, shows a desire to read.

3. Contrast: contrast between reality and reality, contrast between light and shade, serving the main body and deepening the theme.

The key to documentary photography:

1, subject: What emotions, emotions, spirits and thoughts are expressed?

2. Observation: The most important technology,

3. Expressiveness: These scenes and themes are all in place, and then what techniques are used to show them?

This is the difference between photography and studio photography, one focuses on the theme and the other on expressiveness.