A professional camera or ( SLR) is a camera that has interchangeable lenses, so the photographer can disassemble the lens and replace it according to the subject, its distance and the location of photography and many other things.
Professional digital cameras are called DSLRs, so the letter D stands for Digital, meaning that it is a digital camera, not a movie.
Specifications determine the efficiency of the camera
The camera has specifications that determine its efficiency according to its type, namely:
Camera Resolution: Resolution is measured in megapixels, and according to the purpose the buyer chooses his camera. If he does not need high clarity, there is no need to exaggerate.Because this will increase the cost.
Zoom in or Zoom out: The ability of a camera to enlarge an image without distorting its details.
Video recording: It is preferable when buying a camera that the buyer knows its purpose. Either it is only for photography and only for video shooting. Each of them needs different specifications from the other.It is better and of benefit in, but it will not be equally effective for both types.
Exposure: It controls the speed of taking pictures in succession, or what is called (in English: Shutter). This feature is concerned with photographing fast objects such as a ball entering the goal, or a bird or sports cars. It gives the additional property of the ability to weaken the background of the image and at the same time highlight the focus point orAim and shutter speed have the same advantage.
Image Stabilization: This feature solves the problem of hand shake and unsteadiness when taking a photo.
Focus: Sometimes the photographer wants to focus the lens on an object, so the camera is often provided with the ability to focus automatically in the middle of the lens, but some cameras can focus on a certain angle.
Wireless connection: (Wi-Fi) you will enjoy this feature as it makes it easy for you to communicate and transfer data.
Connecting to other devices: After taking pictures, it is important to transfer them from the camera, you must make sure that the camera can be linked to the devices, and that the important ports are in it, which are: the USB port to connect the camera to the computer and to transfer the pictures and wires for this port, and the TV port, which is practical for displaying pictures and videos, it is necessaryTake care of the color 5-pin connection, and it is nice to have a ‘DMI’ port.
Camera Battery: It is important to check the battery life, especially if the buyer wants to travel with it in remote places without electricity.
Tripot or Tripod: It is a stand similar to that of a TV camcorder to get a stable and clear picture and can be used to take a selfie after setting the photography timer.
Camera flash: Here a professional camera finder must know what the range of the flash is, that is, how much distance in meters it covers.
LCD screen: Whatever its size, it is important for browsing pictures and entering settings in the field, it is now available with touch.
Viewfinder : It is the aperture that consists of a lens with which the photographer can see the boundaries of his image, but now it has been replaced by the aforementioned screen.