Camera sound is a term used in the film and television industry to refer to the sound recorded on set during filming. It is usually recorded with a microphone attached to the camera, and is often referred to as 'production sound'. Camera sound is important for capturing the atmosphere of a scene, and is often used in combination with other sound sources such as dialogue and music. The term 'CLICK' is often used to refer to the sound of the camera shutter opening and closing.