English
« Back to Glossary Index
Stands for Phase-Detection Autofocus, which creates two copies of the image, then adjusts the lens elements until the two images merge (that is, until they are in phase). The main advantage of this type of autofocus is speed.
« Back to Glossary Index
DXOMARK encourages its readers to share comments on the articles. To read or post comments, Disqus cookies are required. Change your Cookies Preferences and read more about our Comment Policy.