Different lenses for SLR Cameras?

I'm an amateur in photography looking to get into SLR Cameras. I be hoping someone could tell me about the different kind of interchangeable lenses?
Answers: In the SLR world, lenses are classified by focal length contained by mm which is more or less the angle of view.

Lenses that resemble closely the angle of perception of human eyes are called normal lenses. In picture and full-frame cameras, these are lenses that go from 40mm to 55mm. On crop-sensor dSLRs, they are around 30mm.

With more mm, the angle of view is narrower, the larger the subject will appear, the nearer it will appear on the picture. Lenses resembling this are called telephoto lenses. In film and full-frame cameras, these are lenses that progress higher than 55mm. On crop-sensor dSLRs, they are higher than 35mm. There are fundamentally long lenses that go beyond 200mm and they are usually considered super-telephotos.

Lesser mm means a wider angle of attitude, subjects appear smaller and farther on the picture. These are wide angle lenses. In film and full-frame cameras, these are lenses that move about lower than 40mm. On crop-sensor dSLRs, they are lower than 28mm. Lenses that have a very low focal length are usually call fish-eye lenses with highly deformed descriptions that curve towards the center.

The differences between full-frame and crop sensors is vital as the size of the projected image is taken into consideration. A 35mm will be a broad angle lens on a full-frame camera but near normal on a 1.5 crop sensor.

There are other special lenses resembling tile and shift lenses that provide corrective controls to wide focal lengths so that straight lines remain straight contained by the picture. There are macro lenses that allow small objects appear much larger.

Prime lenses are lenses that have only one focal length. These are more preffered by those who are after better picture power as they are generally better optically.

Zoom lenses simply are lenses that can vary its focal length. Some can be in motion from wide to telephoto, some just remain at the wide open end and some just stay at the telephoto closing stages. These are considered multi-function lenses that are popular to those who can't afford or are too lazy to carry seriously of prime lenses.

When getting your first dSLR, it is highly recommended you get the accompanying utensils zoom lens with it. The 18-55mm will give you cavernous to short telephoto if your camera has a crop sensor and that is usually a perfect starting point to learn the basics of photography.
There are wide angle lenses used for shooting landscape and architectural photos

There are zoom lenses that cover from wide angle to medium telephoto used by most culture as their first lens.

There are the super long lenses used for shooting sports, action and wildlife.

And finally there are specialty lenses. Macro (for shooting 1:1 sign to subject ratio shots) PC (perspective control) and fisheye (180 degree lenses) used for shooting night skys, daytime cloud cover and inside pipelines as economically as manual focusing lenses for special purpose applications.

Here is a site that shows most of them in undertaking.

http://www.tamron.com/lenses/learning_ce…

Here is a list of lenses that one company sells for their camera bodies

http://www.nikonusa.com/Find-Your-Nikon/… Source(s): digiPro
Macro
Fisheye
Tilt & Shift
Super Wide
Wide
Standard
Telephoto
Super Telephoto
Zoom Super Wide
Zoom Wide-Telephoto
Zoom Telephoto
Zoom Super Telephoto
Special Application

Each type of lens is suitable for a different type of photography. Each type of lens is available in different aperture ranges which are suitable for different types of photography.

Too much info to list here but presently that you know some types you can look up more info for each type.


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