automatic focus

基本解释

After analyzing why the focal length changes, I give an automatic focus algorithm controlled by computer.
对自动聚焦问题，分析了焦距变化的原因，给出了计算机控制的自动聚焦算法。
The vertical-grip shutter is one-step operation, you press the vertical-grip shutter then it can finish the automatic focus and shot by itself.
本竖拍快门为一个行程，按下并松开竖拍快门相机将自动完成对焦、拍摄。
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Smartphones also typically feature cameras with a macro mode that allows automatic focus over very short distances to scan codes that appear in a newspaper or magazine.
智能手机还带有具有微距模式的摄像头，这些摄像头可以短距离自动对焦扫描出现在报纸和杂志上的条码。

The large 3.2-inch 921K dot LCD screen makes it easy to preview images or video captured, navigate the menu system or confirm critical HD focus, while automatic brightness control adapts seamlessly to changing lighting conditions.
ENGADGET: Nikon unveils lightweight, full-frame D600 DSLR -- hands-on and low-light samples (video)
Comparing alongside the iPhone and HTC One S, we largely kept to automatic settings, although we used macro focus settings on both the 808 PureView and the One S when the situation demanded it.
ENGADGET: Nokia 808 PureView impressions, camera showdown with the iPhone 4S and HTC One S
Emanuel would allow these teachers to apply to new openings, but given his desire to focus layoffs on worst-performing teachers, does not want automatic recalls.
FORBES: Does Your Salary Have Any Relevance to the Chicago Teachers Union Strike?

a system in a camera which automatically adjusts the lens so that the object being photographed is in focus, often one using infrared light to estimate the distance of the object from the camera
(as modifier)

自动调焦
The experimental results show that using the method of automatic focusing,focusing precision is less than 0.02 mm,focusing time around 5 s.
实验表明,通过该方法进行自动调焦,调焦精度优于0.02mm,调焦时间约5s。
自动聚焦
An automatic focusing control system for acquisition of CCD image is introduced.
介绍一种应用于CCD图像采集识别的自动聚焦控制系统设计。
电子、通信与自动控制技术
自动对焦
An automatic focusing system applied in USB video camera is introduced.
介绍一种应用于USB video camera中的自动对焦系统。
机械工程
自动调焦
The automatic focusing is realized by micro displacement equipment through image processing.
通过图像处理的方式指示微位移机构实现自动调焦,将被测物体清晰成像在CCD像面上。
自动对焦
An automatic focusing technique is proposed. Its focusing evaluation functionSquare Plane Sum Modulus Difference (SPSMD) of image can reflect the energy of image high-frequency component.
提出一种自动对焦技术,其调焦评价函数枣图像的平面微分平方和能够反映图像高频分量的能量。
摄影
自动对焦
自动聚焦