Most digital cameras use a charge coupled device (CCD), not like the camera conventional photo that expose a photosensitive chemical known as film photography to a scene to reveal a printed image, the CCD is an electronic instrument that creates a map of pixel according to the electrical load when generated photons collide against a sensitive material. This phenomenon is known as the photoelectric effect, and was identified by Albert Einstein in a famous article in 1905. The camera with CCD-based reference basically refers to digital cameras, since by its very nature of the camera CCD-based digital images with a resolution of pixel by pixel can be digitally encoded. Today, we can transfer these files from a digital camera to many devices, including computers, screens, telephones and printers… A charge-coupled device is an integrated circuit, which means that it uses multiple elements semiconductors in a unified platform to achieve their goals. The active components of the load attached in a CCD camera or a digital camera device are based on capacitors.
These are linked in a circuit, hence the term of load mesh. A condenser is a device of basic electronics that stores a difference of potential or voltage, in the balance between two plates with equal but opposite electric charges. A lens projected image on the CCD. Each capacitor acquires a charge proportional to the intensity of the incoming light. The CCD camera is not sensitive to color, and taking pictures to color, a Bayer mask should be used to selectively filter light in designated by a particular color pixels. After the acquisition of the load, the capacitors of beginning to pass their load of capacitors adjacent to one of load mesh. At the end of the procedure an array of capacitors makes the proper measurements, and a 2D pixel map is created. The digital camera is 35 times more sensitive to light than a camera conventional, approaching a quantum limit, is why digital camera is preferred by the events and also for astrophotography and artistic photography photographers. Due to lack of chemical active components as those of a conventional camera, images from a digital camera need not be developed or worked and stored directly on your digital camera shortly after exposure.