Functions Of Digital Camera You Need To Know
Photography may be referred too as being the process of creating moving or still pictures by means of capturing live data by observing radiations and storing it to sensitive medium similar to electronic sensors or electromagnetic film.
The camera is an image forming device while the photographic film or electronic image sensors serves as its recording medium. In this modern time, digital cameras have electronic medium that function as storing medium. The idea behind camera is, it controls the amount of light and the time exposure of the camera to the outer world by using a lens. So long as there’s enough amount of light, it is possible to generate an image on film. The raw image can be developed to get real time original image. As for movie camera, this is another camera type that’s basically the total movements are captured and not just the stills. The idea behind a movie camera is that it captures data in series of photos without delays in between them. As a result, this is creating a moving frame that is captured with the voice.
To be sure that we are going to get a clear and sharp photograph, we need to be certain that we are adjusting the camera either automatically or manually. Following are camera controls together with its short description.
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Number 1. Focus – this is an important adjustment made to bring the desired part or desired area to the sharpest point possible. Usually, this is done manually but this can be done automatically as well especially in latest models of digital cameras.
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Number 2. Aperture – this may be referred to as adjustments of iris or otherwise known as the “f” number. This number is usually controlling the amount of light that’s going to pass through the camera’s lens. The aperture is known to create some effect on the depth of field and focus.
Number 3. Shutter speed – this controls the speed of the shutter which it is closing and opening are referred as shutter speed. All this is done in milliseconds which are practically the same time that imaging medium and light are exposed to storing medium.
Number 4. White balance – this is a special feature in many digital cameras used to ensure that white light is captured as it is in real medium so colors in imaging area look natural.
Number 5.Metering – this is measuring the amount of exposure of light and manually done to make sure that bright light areas and shadow regions are captured based on the preferences of the photographer.