Traditional Culture Encyclopedia - Photography and portraiture - Are the so-called main lights and auxiliary lights the same kind of lights?

Are the so-called main lights and auxiliary lights the same kind of lights?

It can be the same lamp, such as two flashlights, and set the light ratio, such as 1: 3, 1: 4, etc.

It may not be the same kind of lamp, for example, flash is the main lamp, outdoor shooting lamp or studio lamp is the auxiliary lamp, and the main lamp flashes the auxiliary lamp. Of course, the light ratio needs to be set.

If there is no light, you can use two reflectors instead.