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。
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。
To keep the measurement light focusing on the measured surface, an automatic focus unit is very important.
要保证测量光聚焦在待测表面，自动聚焦控制是非常重要的。
To keep the measurement light focusing on the measured surface, an automatic focus unit is very important.
要保证测量光聚焦在待测表面，自动聚焦控制是非常重要的。
应用推荐