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Handheld. Zoom 72×, Optical zoom 10× and Digital zoom 7.2× taken in full resolution 16 MP, but resize to 2 MP for uploading, ISO 800, 1/680, F/14.0, more noise, but the detail is more clear. Magnification in deteriorated digital zoom zone is 72×: 10 = 7.2×, the bigger the number, the worse the image
There is no precise definition of the term, but lenses marketed as "standard zoom" usually cover a range of at least 30mm to 70mm in terms of 35mm equivalent focal length with an optical zoom ratio of 2.5× (e.g. 28-70mm) to 5× (e.g. 24-120mm) — the most common being 3× (e.g. 24-70mm). [1]
A zoom lens is a system of camera lens elements for which the focal length (and thus angle of view) can be varied, as opposed to a fixed-focal-length (FFL) lens . A true zoom lens or optical zoom lens is a type of parfocal lens, one that maintains focus when its focal length changes. [1]
GE X1 is the first camera from General Imaging for the more serious photographer. It has a 12X optical zoom, a 2.5-inch (64 mm) LCD screen, 8 megapixels, and a handgrip. Paired with the camera's 12X optical zoom is a 4.5X digital zoom. Together, they give the X1 a maximum zoom of 54X. It also includes a 4-gigabyte SD/SDHC expansion slot.
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A few have optical zoom, and several have a few cameras with different fields of view, combined with digital zoom as a hybrid zoom feature. For example, the Huawei P30 Pro uses a periscope 5x telephoto camera with up to 10x digital zoom, resulting in 50x hybrid zoom. [16] An external camera can be added, coupled wirelessly to the phone by Wi-Fi ...
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Thus, for example, a 10-point font on a Macintosh (at 72 PPI) was represented with 10 pixels (i.e., 10 PPEm), whereas a 10-point font on a Windows platform (at 96 PPI) at the same zoom level is represented with 13 pixels (i.e., Microsoft rounded 13 + 1 ⁄ 3 to 13 pixels, or 13 PPEm) – and, on a typical consumer grade monitor, would have ...