What focal length lens is used for portrait photography?

Portrait photography usually uses two kinds of lenses. Close shot 50/ 1.4G, prospect 85/1.4g. ..

Generally suitable for indoor photography, 50 is the focal length closest to human perspective. Busts of people within the range of1-4m are mainly used. Because of the large aperture, you can shoot in a relatively poor light environment. At the same time, because its aperture is relatively large, the depth of field is relatively shallow, and the final blur effect is very good, which can highlight the theme very much.

85 is generally suitable for outdoor shooting, mainly full-length portraits of people 5 meters or 7 meters away. More generally, he is suitable for shooting people in the distance. The rest of the place is very similar to 50 Ding, so you can refer to the above contents.