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Front and rear views of a Canon EF50mm f/1.4 USM. The EF 50mm lenses are a group of normal prime lenses made by Canon that share the same focal length.These lenses are based on the classic double-Gauss lens, [1] with the f/1.8 being a standard six-element double-Gauss with an air gap and powers between element 2 and 3 [1] and its faster cousins adding additional elements. [2]
The Sony FE 50mm F2.8 Macro is a full-frame macro prime lens for the Sony E-mount, announced by Sony on August 30, 2016. [1] [2]As of June 2017, the 50mm Macro lens is one of only 3 E-mount lenses manufactured by Sony that are specifically designed for macro photography, with the others being the Sony E 30mm F3.5 Macro and Sony FE 90mm F2.8 Macro G OSS lenses.
The increasingly popular 20-50mm zoom range is arguably more versatile than the more established 16-35mm lenses and shares the minimum 2.5× optical zoom ratio of 28-70mm lenses but shifted to a wider field of view. Even some new fixed-lens cameras like the Sony ZV-1 II are switching from a standard zoom lens to a wider zoom lens that covers ...
The Sony FE 50mm F1.8 is a standard full-frame prime lens for the Sony E-mount, released by Sony in 2016. The lens is one of Sony's first budget lens offerings for the 50mm focal length. Though designed for Sony's full frame E-mount cameras, the lens can be used on Sony's APS-C E-mount camera bodies, with an equivalent full-frame field-of-view ...
On a Nikon DX format DSLR, a 50 mm lens is cropped to the angle of a view of a short telephoto lens (~75 mm equivalent; field-of-view crop is 1.54). Prime lenses can be cheaper and easier to manufacture than zoom lenses, and may have better optical characteristics compared with zoom lenses of comparable price.
However, this specification is insufficient to compare lenses for different cameras, because field of view also depends on sensor size. For example, a 50 mm lens mounted on a Nikon D3 (a full-frame camera) provides approximately the same field of view as a 32 mm lens mounted on a Sony α100 (an APS-C camera). Conversely, the same lens can ...