The integral setting is directly related to the exposure triangle, which consists of three main elements: shutter speed, aperture, and ISO. Shutter speed controls the amount of time that the camera's shutter remains open, exposing the sensor to light. Aperture controls the size of the opening in the lens, regulating the amount of light that can pass through. ISO, in turn, refers to the sensitivity of the sensor to light.
The integral setting is primarily determined by the combination of shutter speed and aperture. A slow shutter speed (e.g., 1/30 second) will allow more light to enter the camera, resulting in a brighter image. A fast shutter speed (e.g., 1/1000 second) will freeze motion effectively but may result in a darker image.
On the other hand, a wide aperture (e.g., f/2.8) will let in more light and create a shallow depth of field, making the background appear blurred. A narrow aperture (e.g., f/16) will reduce the amount of light entering the camera, resulting in a deeper depth of field, where both the subject and the background appear sharp.
By adjusting the integral setting, photographers can achieve different creative effects and control the overall exposure of their images. For instance, a long shutter speed can create motion blur, while a wide aperture can isolate the subject from the background. Understanding and experimenting with different integral settings is crucial in capturing well-exposed and visually appealing photographs.