2014年5月12日 · AF-S: a silent wave focus motor in the lens. Although the original AF system works well and allows for smaller and lighter lenses, in 1998 Nikon introduced AF-S (not to be confused with autofocus single mode, also called AF-S). AF-S lenses have their own focus motor built in. Nikon uses ultrasonic motors, which they call "silent wave".

2021年6月11日 · There are two types of Nikon lenses: AF (auto focus) and AF-S (auto focus with silent wave motor). AF are generally the older lenses that will only work in the manual mode. AF-S lenses work on all Nikon digital cameras, and have a fast and silent autofocus.

AF的基本方法： （1） Lens-motion-type AF 移动镜头：根据图像的清晰度（一般为边缘信息）或者物距信息，通过AF算法判断对焦情况，从而计算镜头的移动方向和大小，然后驱动电路使镜头移动来改变聚焦位置。

2024年9月28日 · AF-S lenses are known for their fast and accurate autofocus performance, making them ideal for capturing moving subjects and in low-light conditions. Additionally, AF-S lenses often have a longer focal length range and a wider maximum aperture, allowing for greater creative control over depth of field.

2016年12月21日 · Nikon AF Lens Designation. Nikon has produced many different types of AF (autofocus) lenses over the years, many retain compatibility with current cameras. Nikon use a range of designations to identify the features and functions available with each lens. Nikon AF lenses can be split into five basic designation categories AF, AF-D, AF-G, AF-S ...

2018年3月16日 · AF-S and AF-P refer to the two types of autofocus systems used in Nikon SLR/Digital SLR cameras. Let’s find out the differences of this two designation. What is Nikon AF-P Lenses? Which one to choose AF-S or AF-P? “AF-P” lenses that achieve fast and quiet AF with adoption of a stepping motor for AF drive operation.

高速远摄镜头AF-S尼克尔 300mm f/2.8G ED VR II，配备减震功能（VR II）可以补偿相机的震动，相当于提高约3档快门速度。 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。

‌自动对焦镜头（AF镜头）‌是指能够自动调整镜头与拍摄对象之间的距离，确保拍摄对象清晰的相机镜头。 就 光学 结构而言，AF镜头与手动聚焦镜头没有什么区别，但就其机械结构来看，两者有所不同。 AF镜头的设计的基本点在于自动聚焦动力的传递途径。 根据动力源的位置，市场上的AF镜头分为两大类：一类是机身驱动型，镜头内没有驱动马达，如 美能达 、 尼康 和宾得等镜头；另一类则是镜头驱动型，镜头内有AF马达，如佳能EF系列镜头。 AF镜头与手动聚焦镜头的另一个 …

2022年10月5日 · AF-S lens technology Auto Focus - Silent Wave (AF-S) is a type of focusing motor used in a number of AF-Nikkor lenses; the AF-S motor is very fast and quiet. AF-S lenses also have an "A/M" mode selector which allows the user to switch from automatic to manual focus with almost no lag time.

2019年12月18日 · The AF-I lenses are built like the tanks you should expect, unlike the plasticy AF-S lenses. All AF-I lenses are AF and AI-s, and probably AF-D. They work great on manual focus cameras, too, giving you all features.