Just as cameras are used in films to display the story to the audience, CamerasA component which creates an image of a particular viewpoint in your scene. The output is either drawn to the screen or captured as a texture. More info
See in Glossary in Unity are used to display the game world to the player. You will always have at least one camera in a sceneA Scene contains the environments and menus of your game. Think of each unique Scene file as a unique level. In each Scene, you place your environments, obstacles, and decorations, essentially designing and building your game in pieces. More info
See in Glossary, but you can have more than one. Multiple cameras can give you a two-player splitscreen or create advanced custom effects. You can animate cameras, or control them with physics. Practically anything you can imagine is possible with cameras, and you can use typical or unique cameras to fit your game’s style.
For further information on how Cameras work, see the Cameras page in the Graphics Overview section.
For further information about the Camera Component, see the Camera Component reference page.