它的大光圈镜头可以摄入尽可能大的光量，所用技术并不需要笨重的自动对焦系统，曝光时间也是自动调节。
It has a wide-aperture lens to capture as much light as possible, and the technology requires no clunky auto-focus mechanism. It adjusts exposure time automatically.
实际上，使用数码相机提供的预设模式时，相机会从光圈和快门速度两方面进行调节，以使通光量翻倍。
In fact, using digital cameras provide default mode, phase opportunities from two aspects of the aperture and shutter speed on the adjustment, in order to make the amount of light, doubled.
最后灯光设置结束后我们仅仅需要调节贴图色调，和摄影机曝光度和光圈大小来完成这张图片。
Finally the lighting was finished and we just needed to adjust the tone mapping, the exposure and aperture of the camera to complete the image.
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