Lorex Guide to Security Camera Field of View (FOV) One of the most important considerations when choosing security cameras for your home or business is how much area you need to monitor. The best way to determine which camera will capture the full area you are interested in monitoring is to look for the camera's field of view .The fourth image shows what a conventional camera would have produced. Abstract . This paper presents a camera that samples the 4D light field on its sensor in a single photographic exposure. This is achieved by inserting a microlens array between the sensor and main lens, creating a plenoptic camera.