It's not visible at all. The camera is just placed behind the screen.
OLED screens are inherently transparent, there is just a light-emitting layer in them. You put your camera behind the screen, and either make the few pixels on top of the lens go black when it's on, or you use a lot of software to remove the light that comes from the screen and clean up the picture.
OLED screens are inherently transparent, there is just a light-emitting layer in them. You put your camera behind the screen, and either make the few pixels on top of the lens go black when it's on, or you use a lot of software to remove the light that comes from the screen and clean up the picture.