Traditional Culture Encyclopedia - Photography and portraiture - Ultra-wide-angle lens (broaden your horizons and show a wider world)
Ultra-wide-angle lens (broaden your horizons and show a wider world)
Ultra-wide angle lens principle
The viewing angle range of super wide-angle lens is generally above 90 degrees, even reaching 180 degrees, which means that a very wide picture can be taken. Its principle is to focus the light on the sensor of the camera from a very wide angle, so as to achieve a wide-angle effect.
Ultra-wide-angle lens has a complicated structure and usually consists of multiple lenses, including convex lens and concave lens. These lenses can disperse light, thus covering a larger picture range. In addition, the super wide-angle lens also has a short focal length, which makes it closer to the main body when shooting, further increasing the wide-angle effect.
Application of super wide-angle lens
Ultra-wide-angle lenses are widely used in photography and film production. In landscape photography, the super wide-angle lens can capture a wider landscape and let the audience feel the magnificent natural scenery. In architectural photography, the super wide-angle lens can capture the whole building and show its magnificent momentum and unique design. In addition, when shooting a movie with a big scene, the super wide-angle lens can completely present the whole scene to the audience, so that they can feel the real immersion.
Matters needing attention in using super wide-angle lens
Although the super wide-angle lens can bring unique visual effects, some problems need to be paid attention to when using it. First of all, due to the wide viewing angle of the super wide-angle lens, attention should be paid to avoid unnecessary elements from entering the picture when shooting, so as not to affect the overall effect of the picture. Secondly, the super wide-angle lens will produce perspective distortion when shooting at close range, which may lead to the deformation of the subject. Therefore, when shooting close-range objects, it is necessary to adjust the angle and distance to keep the real shape of the objects.
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