Experienced photographers may be familiar with traditional film-based terms and acronyms, many of which have their origins in the disciplines of optics, chemistry, and physics. The language of digital imaging has its roots in the fields of computing and commercial printing and has shown itself to be remarkably inventive in creating new buzzwords at the drop of a microchip. Here’s a brief introduction to some of them that a digital photographer might find useful.
AF Autofocus, automatic motorized focusing.
AI Focus AF In cameras such as Canon’s EOS-1D and 40D, this is an Autofocus mode that automatically switches from One-Shot Autofocus to AI-Servo Autofocus when a subject moves.
AI Servo AF Autofocus mode for moving subjects with ...
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