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autofocus

NOUN
  1. an optical device for focussing a camera or other instrument automatically

How To Use autofocus In A Sentence

  • Your camcorder should have these basic features: autofocus, playback facility, zoom lens.
  • When you're shooting sports action or wildlife - or simply trying to keep up with kids - the 10 frames-per-second high speed continuous shooting* and new tracking autofocus feature will ensure you never miss that vital moment. Digital Camera Reviews, Digital Photography Tutorials, Best Digital Cameras - Photoxels
  • Precision and speed of autofocus are of the utmost importance for the quality of object detection and the slide scanning results.
  • The microscope also has an autofocus mechanism.
  • Actually, where the latter is concerned you've no choice, but I often find myself turning off the autofocus and twisting the focus ring manually, too.
  • Image noise is not too bad and generally the autofocus is quick and effective.
  • The central microprocessor receives information from the autofocus system and the light meter.
  • In either case, you'll know when you're trying to take a picture that's beyond the camera's close-focus capability, because the autofocus won't lock on.
  • But this particular shot couldn't have been taken with anything other than an autofocus camera.
  • There's no autofocus, no auto-exposure, no auto-film-winding, no auto-nothing.
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