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Focal Length and Aperture Explained for the Photography Novice. Learn to read your lens specs an… | Photography lessons, Photography techniques, Digital photography
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Focal Length The focal length of a lens determines its angle of view, and also how much the subject will be magnified for a given photographic position. Focal length also determines the perspective of an image. Longer focal lengths require shorter exposure times to minimize burring caused by the shake of hands. The Focal Length means how much can your camera see. Aperture The aperture range of a lens refers to the amount of light that the diaphragm can let inside the camera to reach the…