This window provides all necessary parameters for adjusting the camera, respectively the point of view. Most values are animatable to create the desired motion and field of view changes. With imported cameras, many fields are locked, though you are still able to rotate and move them without limitations, but with the next frame or reset, all values are restored.
Visible
You can switch the viewport's camera icon on and off with this option. In order to look through a camera, press the 5 key.
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