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Alternatively, the volume rocker doubles as a standard zoom control.
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Going a bit more in-depth, a new professional solution from Sony allows broadcasters to capture side-by-side 4K video at, say, a sporting event, then use a standard camera zoom device to select small portions of each feed for 720p or 1080i output.
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The 2x optical zoom is equivalent to a 32mm-64mm lens on a standard 35mm camera, and a 3x digital zoom will help the shutterbug zero in on faraway details.
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True to Microsoft's claims, they found that the cam was in fact, very easy to use and delivered some nice added features like face-tracking along with the standard pan, tilt, and zoom control.
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Other features were basic: a 2x digital zoom, self-timer and standard and night shooting modes.
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The light, compact 3x zoom lens covers a frequently-used range of focal lengths from wide-angle 18mm to standard 55mm (35mm camera equivalent range: 27-82.5mm).
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