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kxrain

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Posts posted by kxrain


  1. This are the articles I found in yahoo.com

    When shopping for a digital camera, people often overlook the camera lens. Serving as your camera's "eye," the lens determines what your camera can see - and how well that view is transmitted to the CCD (charge-coupled device) or CMOS (complementary metal-oxide semiconductor) chip for recording. The following sections explain the basics of how digital camera lenses work.
    Focal length

    Different lenses have different focal lengths. On a digital camera, focal length measures the distance between the lens and the image sensor, measured in millimeters.

    Focus on these focal-length facts:

    * Focal length determines the lens's angle of view and the size at which your subject appears in the frame:

    ⢠Wide-angle: Lenses with short focal lengths are known as wide-angle lenses. A short focal length has the visual effect of "pushing" the subject away from you and making it appear smaller. You can fit more of the scene into the frame without moving back.

    Read more here : https://www.yahoo.com/tech/

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