Great images start with great Lenses and, in many ways, an SLR is defined by the quality, breadth and scope of its associated system of Lenses. For many, Canon EF/EF-S Lenses alone are reason enough to choose the EOS System. A unique blend of the world’s most advanced optical, microelectronic, and precision manufacturing technologies, the Lenses are perfected in Canon’s laboratories and proven in the field. Whatever you shoot, whatever your budget, there are Canon Lenses perfect for your needs. Read the rest of this entry » .
As a rookie photographer who just learn about photography those codes written on the lens of your camera can be very confusing. There are some explanations on those written codes on canon lens here.
EF here stands for “Electro focus”, while the S stands for “Small Image Circle”. It is called so because this lens has its own motor electronic to find focus automatically while the small image circle is there because the image which is transferred to the sensor is smaller than the image size on the EF lens. EF-S lens is specially designed for a non full-frame canon camera (the sensor size is smaller) and cannot be used for full frame camera. Apart from that, EF-S lens is usually used for low-end class lenses.
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Related Photography Ideas for canon lens at OneSlidePhotography.com
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