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Tuesday, January 15, 2013

Details about SLR Digital Camera

Digital camera brings a revolutionary change in taking pictures, making photography common and more accessible for all. But the progress of digital cameras isn't just for small point-and-shoot cameras - all of the professional photographers use powerful Single-Lens Reflex cameras, refereed by the acronym SLR. The same principle of this digital cameras are operating digitally, and they are known as DSLR cameras.




Defination of a SLR camera :

Digital single-lens reflex camera is known as the SLR or DSLR camera. It's a highly professional camera to take photos. The reflex design process is the primary difference between a SLR and other digital cameras. In the reflex design process,  light enters the lens and is reflected upwards by a mirror into the viewfinder assembly hence the name Single Lens Reflex. When an operator looks through the viewfinder for the purpose of taking pictures, first adjusts the lens of the camera in preparation to take a shot. By pressing the shutter button, opening shutter and the mirror swings up ,  from the lens allowing the light to fall onto the film and capture the image. Since 1920 SLR cameras were introduced for professional photographers, and got popularity with all sectors of photographers levels in the 1960's.



 Function of a SLR camera :

The main function of a digital SLR is same as a film SLR camera. Light enters through the lens and is reflected into the viewfinder, allowing the user to adjust the camera and the lens before pressing the shutter button to raise the mirror and take the shot. In the other hand instead of projecting the light onto a strip of a film a digital sensor is capturing and saveing in a memory card as an image file. Photographers can take the HD pictures by the SLR, thats why it's reliable for the professional. A digital SLR camera has many advantagess, likes long lasting battery, easy settings with an LCD screen, easy to carrying, and the cameras being physically small.



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