zoom


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zoom

(zūm),
The action of a varifocal lens system in a camera or microscope that maintains an object in focus while approaching it or receding from it; this effect may be obtained by moving two or more of the lens components at rates bearing a linear relation to one another.

zoom

(zoom)
To magnify (“zoom in”) or shrink (“zoom out”) an image in order to highlight some of its smaller features or some of the environment in which the imaged object is situated.
References in periodicals archive ?
SEM announced that it has begun mass production of the new 5x optical zoom module.
Caption: The prototype device that features three camera system that enables the world's first 10x lossless zoom.
Furthermore, withthe LUMIX TZ220, 4K video recording is every bit as stunning with high-resolution QFHD 4K video in 3840x2160 at 30p or 24p in MP4.The camera's 4K Live Cropping also provides flexible cropping to create smooth, slow zooms or stable pans, outputting Full HD picture quality in the final footage.
With this powerful zoom lens packed into a small form factor, the HUAWEI P20 Pro proves to be ideal for long-range photographs.
These zoom lenses are available on eBay fairly frequently and can be found with a little patience.
The ZenFone 3 Zoom's dual-camera system comprises a 12MP, f/1.7-aperture, 25mm wide-angle main lens and a dedicated 12MP, 59mm camera for instant 2.3X optical zoom.
The Zoom packs in a 13 MP sensor with a 10-element lens by Hoya along with a laser auto focus, 3x optical zoom and optical image stabilisation.
With its exponentially larger zoom lens, the P900 takes 2.17 seconds to start up, mostly due to the lens.
Philips Zoom WhiteSpeed is clinically proven to whiten up to eight shades in just one 45-minute (1) procedure, with adjustable intensity settings (low, medium, high) for maximum patient comfort.
The Samsung Galaxy K zoom, the only smartphone in the world with an optical zoom camera, has been launched in Qatar.
Samsung Electronics today unveiled what many expected to be the first Galaxy S5 offshoot, but instead of naming the successor to the camera-centric Galaxy S4 Zoom the South Korean vendor wheeled out the Galaxy K zoom, in a departure from its usual S-series product cycle.
Go for a camera that has smaller aperture numbers such as f/1.8-2.8 and the remember; the smaller the better on both sides of the dash) What is the optical zoom factor of the camera?