How to set mate20pro to take fluorescent pictures?

In the camera interface, find "Fluorescent Photography" and you can shoot.

The LED flash on the back of the mobile phone is equipped with a lamp bead that can emit ultraviolet light. This is a hyperspectral fill light. Find "Fluorescent Photography" in the camera interface and more options. Click it, and the hyperspectral fill light will start to work.

In the extremely dark environment, the lines of the shot picture can still be distinguished, which is called night vision device. An ordinary sunflower can also shoot the effect of "fluorescence photography" under the irradiation of supplementary light.