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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1 presents the model of traditional AF system. The source node S transmits analog signals X(t) to L relays [R.sub.i] (i = 1,2, ***, L) and no direct link exists between source S and destination D.
The largest income belonged to the farms operated AF system with 100 million VND (equivalently more than 4,400 USD) annually.
Get the Nikon D3200 (18-55mm, 24.2 MP, 4FPS, 11-point AF system, 6400 ISO) for Dh2,999 and get the VR 55-200mm lens+Dh500 worth photography training+8GB card and case (Dh800 savings).
Paired with the 14-bit DIGIC 5+ processor and 19-point all cross-type AF System, the EOS 70D captures incredible, full resolution images at up to 7 frames per second, with up to 65 JPEG or 16 RAW images in a single burst*.
The 20.2 megapixel CMOS sensor comes equipped with a precision 11-point AF system and the camera also feature 'Silent' shutter mode to help photographers clock the images quietly.
The alpha99 features the world's first(2) Dual AF System that maintains fast and accurate tracking focus thanks to its 19-point phase-detection AF sensor, and a 102-point multi-point focal plane phase-detection AF sensor that copes effortlessly with subjects traversing the focal plane, embedded on the surface of CMOS image sensor.
In addition, the camera has a precision 3-cross 15-point AF system with tracking autofocus that keeps faces and fast-moving subjects in sharp focus.
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.