Optical Zoom And Digital Zoom Information
A lot of digital cameras offer both digital and optical zoom. These two generally frustrate the average camera purchaser, just before you know what you are looking at.
Optical zoom works much like the zoom lens on a 35 mm film camera. It can change the portion of your camera’s lens and draws the subject closer to you. The optical zoom maintains the quality of the picture. Digital zoom works abnormally. It simply takes the photo and crops it then enlarges the part that is left. It causes the quality of the picture to be reduced, every now and then greatly.
What this means in terms of output is, you may have a larger view of a subject with the digital zoom, nonetheless chances are your image will become unfocused. Information will become lost. It is in fact better to shut off the digital zoom capability of your camera if possible. This will keep you from automatically zooming in too near as the digital zoom is regularly an extension of the optical.
There are a couple of things you may do if you want a closer background of a subject but would like the quality of your picture to still be good enough. Try moving in closer when you take the image. Oftentimes only a foot or two will do the trick. If this isn’t possible, you can fix your camera to take a photo at its maximum file size. This will result in a photograph that can be cropped to include only your wanted subject, yet enable for a picture that is still clear.
Digital zoom has its place. It can be used if the only objective of your image is the internet. Images online can be a much lower quality in the camera and still emerge average when sent through e-mail or posted on a web gallery. If your goal is printing, nonetheless, run after a camera that has a greater optical zoom and turn off the digital zoom. Your pictures will be correct in the end, even if they are not as near.
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