What is butterfly light?

The explanation of butterfly lamp is as follows:

1. Butterfly light is a kind of light distribution method often used in the process of shooting people. It is mainly named after the butterfly shadow appears under the photographer's nose by using the light and shadow effect of the inclined ceiling lamp. Lighting layout is as follows:

2. Butterfly light is mainly suitable for people with well-defined bones, such as westerners, which increases people's facial layering.