Minecraft wiki entry for Camera, associated text: A row of cameras, as seen in v0.3.0.
Example image taken by the camera entity.
What the camera looked like before v0.2.0.
What the camera looked like before v0.9.0.
In the bottom left, the old camera's texture and what seems to be a handheld camera can be seen.
The unused camera item texture.
Current texture file found in Bedrock Edition.
The first method of using cameras.
The second method of using cameras.
A camera spawned using a spawn egg named "Dinnerbone" in the v0.15.0 beta.
A camera falling from a tree. This shows that cameras are entities.
The camera and camera block placed in a world along with other Education Edition features.
An example of the screenshot took by a camera in beta 1.13.0.1.