autofocus

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autofocus

A feature of all digital cameras that automatically aligns the lens to make the subject in the image sharp (in focus). Pressing the shutter button halfway down generally displays a rectangle in the viewing screen indicating where the camera has identified the subject. See focal length.
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An advanced AF system for stills includes 19 cross-type AF points spread across the frame, providing high speed, accurate AF -- ideal for tracking sports and wildlife subjects as they move within the frame.
1 effective megapixels APS-C sized Exmor APS HD CMOS image sensor, and Sony's highly responsive Fast Hybrid AF system, which is ideal for tracking fast-moving subjects.
The EOS 7D has a new all-cross-type 19-point AF system with improved AI Servo II AF subject tracking and user-selectable AF area selection modes for sharp focus, no matter the situation.
The D-Light AF System includes flexible bronchoscopes with integrated filter wheels that enable one-touch toggling between WL and AF visualization modes.
Features include 2x digital zoom function, three-point wide AF system for fast, accurate focusing; a Flex Focus Point for precise control over the focusing area, and a Direct Manual Focus (DMF) to make instant adjustments to the autofocus; UHS (Ultra High Speed) continuous-advance can capture approximately seven frames a second, and a number of in-camera controls for special effects, such as Vivid Color, Black-and-White, Sepia, and Solarization.
Technology commonly found in Canon DSLRs and advanced cameras has now arrived for the first time in the PowerShot G-series, as the G1X Mark III will feature Canons acclaimed Dual Pixel CMOS AF system.
Adding to that is Canon's newly standardised 45-point, all cross-type AF system which adds to the speed and accuracy of autofocus, at least on paper.
is capable of smooth, silent operation together with the camera's high-speed, high-precision contrast AF system for both photo and video recording.
The Contrast AF system in the DMCA[degrees]G7 is further enhanced by Panasonic's integration of DFD (Depth from Defocus) technology which shortens the time to set focus.
2 MP sensor, the camera features a 39-point AF system and can shoot at stills at 5fps and HD video at 60 fps.