The photographer must know how to minimize the inherent optical distortion of a very wide Angle lens.

摄影师必须知道如何使很宽的广角镜头固有的光学畸变最小化。

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A camera at the bottom of the lens tracks the viewers by collecting light coming the other way through the lens and the Angle of the LEDs changes to correspond to the viewers' movements.

透镜底部的摄像头通过收集反射回来的光线定位观众的位置，同时发光二极管的角度根据观众的移动发生改变。

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The technician can manipulate the lens to check the light transmission from every Angle and determine whether a part of the surface requires additional polishing.

技师能够从各个角度熟练控制镜头来检查光传导并判断镜头表面是否需要更多打光。

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With its super wide-angle lens, covering from wide-angle 22.5mm to super-telephoto 675mm, users have the versatility to capture crisp, vivid images, whether up-close or at a distance.

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With three glass lens elements in three groups, it can be used as a wide-angle lens equivalent with a single focal length of 30mm (35mm camera equivalent).

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Unlike a standard 35mm lens which is commonly found on compact digital cameras, the TL34HD's 28mm wide-angle lens gives consumers the ability to expand their creativity and take even more moving and emotional images.

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