AF Servo

On a digital SLR camera, an AF (auto-focus) Servo refers to the capability of the camera to continuously focus on a moving subject. When using the camera, you would normally press the shutter button to a halfway point, allow the camera’s auto-focus to engage, then press the shutter button all the way down to capture the subject.

See also auto-focus.
Also see The Digital Camera Picture” in Webopedia’s Quick Reference section
.

Vangie Beal
Vangie Beal is a freelance business and technology writer covering Internet technologies and online business since the late '90s.

Top Articles

The Complete List of 1500+ Common Text Abbreviations & Acronyms

Text Abbreviations reviewed by Web Webster   From A3 to ZZZ we list 1,559 SMS, online chat, and text abbreviations to help you translate and understand...

Windows Operating System History & Versions

The Windows operating system (Windows OS) refers to a family of operating systems developed by Microsoft Corporation. We look at the history of Windows...

How to Create a Website Shortcut on Your Desktop

Website Shortcut on Your Desktop reviewed by Web Webster   This Webopedia guide will show you how to create a website shortcut on your desktop using...

Generations of Computers (1st to 5th)

Reviewed by Web Webster Learn about each of the 5 generations of computers and major technology developments that have led to the computing devices that...

How to Clean a...

The hard disk drive within a computer stores all of the device's persistent,...

Monday.com

Monday.com is a cloud-based work operating system that can be used for a...

How to Reboot Your...

  To reboot your computer means to...