What does camera mf mean?

MF (Manual Focus) is a focusing method that adjusts the camera lens by manually rotating the focus ring to make the photos clear. AutomaticFocus) means autofocus: autofocus. The method of camera auto-focusing. 3.MF manual focusing and AF autofocus complement each other in the shooting process.

AF is Automatic Focus, which is abbreviated as autofocus in English. It generally refers to the design that the camera measures the distance from a specific area (generally refers to the center, but now the system can specify any corner seen in the observation window, and then adjust the lens in the lens to form the focus, so that the image in the camera looks clear; Compared with MF manual focusing, AF has become the standard language of modern camera technology.

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Going back in time, students will find that manual photography technology is very complicated and must rely on manual metering, manual focusing and self-help film rolling. The result of using a lot of manpower is often error-prone. Particularly important scenes, once missed, will never come back, so the quality of photographers has become an important factor in the success of taking pictures in this period.

With the rapid development of mechanical automation in 1950s and 1960s, more and more people think that automation is the symbol of the future world. The automatic metering technology and electric film winder completed in the first step fully show that photography technology is indeed possible to move towards automation, and the most critical part of it is also the key' autofocus system' that determines the camera speed, which has also become the index research and development project of various camera manufacturers at that time.

Reference to the above content: Baidu Encyclopedia -AF Focus