Depending on your camera, lenses are available or not available. Nikon, Canon, Olympus etc., all have very good zoom lenses for their cameras. You will also find good lenses from Tamron, Sigma, and Tokina, that would suite your requirement. However, I am assuming that you have an SLR camera...
The Panasonic Lumix DMC-FZ28 has the best zoom capabilities.
Yes. Most digital cameras come installed with a zoom lens. Basic cameras, such as those for beginning photographers, generally do not have interchangeable lenses. A digital camera with an interchangeable lens will cost more.
zoom is to enlarge the image and capture in a digital camera
The digital camera with the best zoom is, according to ephotozine, the Nikon Coolpix P510. It has a 42x optical zoom lens, and it will only cost you å£249.
24-105MM Zoom Lens is the best for me.
There is no limit for the zoom of a camera, but the The 26X Longest Zoom Digital Camera is one of the longest zoom cameras on the market. But you can always buy a longer zoom for a camera that does not have one .
One of the best known 12 MP digital cameras is the Canon PowerShot SX50 HS. The SX50 HS has one of the longest zoom lenses currently available with a 50x zoom lens and 2.8" LED display.
A zoom lens is a lens of a camera which contains a mechanical assembly of inner lenses, which allow the focal length of the camera to be rapidly altered.
The Canon S-series have great zoom and can even do digital zoom for distant objects.
The 12x on a zoom camera means the digital cropping of an image which is enlarged in size. This creates the illusion of a zoom effect. So basically the lens can crop forward to get a closer look of something 12x.
The Canon G5 is a digital camera with five megapixels, and optical zoom. It has a rechargeable battery and a zoom lens with autofocus. The Canon G5 is a high rated camera with many more special features.
The Canon SX 100 IS