What is the function of light in photography?

Along the light, the subject is evenly illuminated, the shadow of the scene is blocked by the scene itself, and the color tone is softer. Capable of photographing the surface of an object. ...

2.

Backlighting can easily lead to underexposure of the subject, but the technique of backlighting is particularly good at vividly showing the outline of the object.

3.

Photometry can produce obvious and strong contrast. It can also create a strong modeling effect.

4.

Reverse metering, the tone is relatively heavy. The picture has a strong sense of space and rich colors.

5.

The dome light is easy to cause an abnormal and strange shape. A sense of seriousness and sacredness.