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Learn what the AF-ON button is and how to use it for back-button focusing on different camera models. The AF-ON button is a handy feature that can make it easier to focus on your subject.
本文介绍了AF ON和AFC两种功能的作用和用法，以及如何通过不同的按键来分别控制对焦和快门，从而提高拍摄速度和准确度。通过实例和对比，作者说明了AF ON和AFC的优势和适用场景，以及如何根据自己的习惯和机身设置来使用这两种功能。
Keeweenaw Sunset Breakers - This was shot with a Nikon D800 and 14-24. For this shot, my AF point was slightly below the last row of AF sensors. With Back Button AF, I was able to focus, compose, and lock everything down. I didn't have to refocus and recompose each time my finger left the shutter release.
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AF-C (AF continuous, sometimes called continuous servo) is good use when photographing moving objects. When your camera is set to AF-C and you focus on a moving subject, for example a dog running towards you, the focus will stay on the animal so long as your shutter button is held half way down. In other words, the camera will keep re-focusing ...
AF-ON Button Explained. Posted on December 1, 2020 by ShutterBug. If you use a modern DSLR or a mirrorless camera, it might come with a button for focusing labeled "AF-ON". While this button at first might seem to be redundant, it can be a very handy feature that will make it easier to focus on your subject. In this article, I will explain ...
How to set up y0ur Nikon DSLR to use AF-On as the focusing mechanism . The AF-On button is located on the back of most professional-level Nikon DSLRs. Verify that your camera has an AF-On button. If not, you'll need to set up the AE/AF-lock button in the custom menus to use it as the AF-On button. In the Nikon D90, this is custom setting f4.
Of course, it is way better that swith between AF-C and AF-S constantly, but I use my method with shutter button focusing where I am constantly on AF-C and when i need to hold my focus, I use AF Lock button. Sure that everyone has its own method, that suits him the best, but the AF-ON propaganda is huge :).
Custom Settings->Dynamic AF Area: Highest number of AF points or 3D; Custom Settings->AF-C Priority Selection: Release+Focus; 4.7. Scenario #7 - Photographing Small Groups. I frequently get asked about how to focus when photographing a small group of people. Before I talk about focus modes, let me point out a few important things here.
AF-ON键是相机上的一个功能键，可以实现对焦和曝光的锁定，适合拍摄运动和变化多端的场景。本文介绍了AF-ON键的作用，以及如何在不同的拍摄模式下利用AF-ON键提高拍摄成功率和效果。