2014年5月12日 · AF: autofocus and CPUs. In 1986, Nikon introduced autofocus (AF) lenses. This works though a little screwdriver that sticks out of the camera, which connects to a screw in the lens that is connected to the focus ring. With this, a motor in the camera can adjust the focus.

The AF (autofocus) system detects the subject to be photographed, determines the distance to it, and adjusts the optical system accordingly. There are two methods for determining distance: one detects the lens position where focus is achieved from the image obtained through the imaging lens, and the other measures the distance to the subject ...

2016年12月21日 · 尼 康af鏡頭可以分成五種基本的標 尼 識類別：af、af-d、af-g、af-s和dx。 af 這是第一代 尼 康af鏡頭。所有 尼 康自動對焦slr相機與包含cpu（中央處理單元）的 尼 康af鏡頭相容。這些鏡頭可以通過鏡頭上的字母“af”來識別，這些鏡頭的後端有cpu觸點，如下圖所示。

In the past, Nikon’s two most popular modes were called Continuous Servo AF and single area AF. Nowadays, they are called AF-C (short for auto focus continuous) and AF-S (short for auto focus single). Many Nikon models also have AF-A and …

2024年6月25日 · Autofocus is enabled when the focus-mode selector is set to [AF]. If the camera is not equipped with a focus-mode selector, autofocus can instead be enabled by selecting [AF-S], [AF-C], [AF-A], * or [AF-F] for focus mode in the “i” menu. Check the option selected for [Focus mode] in the “i” menu or in the photo or movie shooting menu.

2015年5月12日 · Nikon D810總共有51個對焦點，可以更改只顯示11個，讓對焦點的切換移動更加快速。 （圖片來源：影片截圖） 選擇AF-C的情況下將「追蹤對焦連Lock On」開啟，當與主體間的距離突然改變時，相機將等候一段指定時間，防止主體恰巧被遮擋時重新對焦。

这款D型的尼克尔镜头，像其他的尼克尔D型，G型镜头一样，可将物体与相机间的距离数据传送至自动对焦尼康相机机身。 并具备 3D 矩阵测光及 3D 多种感应均衡补充闪光的功能。 此镜头具有卓越的光学设计性能，经过尼康超级综合涂层处理。 尼克尔镜头具有清晰,锐利，对焦准确的特点，可实现安静快速的自动对焦，是专业摄影师的首选镜头精品。

AF-S 24-85mm f/3.5-4.5G ED VR是一款多用途尼克尔镜头，影像质量卓越，适用于不同拍摄情况，由壮观风景到近距离人像，皆能应付自如。 镜身轻便易携，表现出色，是常用的理想之选。

2025年3月12日 · That said, the AF Micro-Nikkor 200mm f/4D does not have a very large diameter and manages to use just a 62mm filter thread. To deal with the weight, Nikon has added a non-removable tripod foot to the AF Micro-Nikkor 200mm f/4D. The AF Micro-Nikkor 200mm f/4D on the Nikon D7000. Nikon does not specify weather sealing on this lens.

2024年6月22日 · Confused by Nikon's AF modes? Here's how to keep focused on moving subjects using the right autofocus setup