A technique whereby focus is locked to a certain position before the image is recomposed. This is usually offered via a dedicated button on a camera body, although it is sometime incorporated into some lens designs.
On sale: 29th Aug
Highlights this month include your essential guide to using prime lenses, plus 36 tips for better landscape images in our brand new 12-page Technique series, and we help you take control of your ISO settings. Plus much more!
Which of the new cameras announced so far this year are you most excited about?
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