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All Nikon zoom AF-lenses have focal length encoders added. Nikon AF-P: The lens contains a pulse motor (utilizing stepping motors) to focus smoother and quieter than previous drive systems. Nikon AF-I, Sigma/Tamron/Tokina: no designation: The lens contains an integrated focus electric motor. The Nikon type was produced from 1992 to 1996 and is ...
The Nikon D3400 is a 24.2-megapixel DX format DSLR Nikon F-mount camera officially launched by Nikon on August 17, 2016. [1] It is marketed as an entry-level DSLR camera for beginners and experienced DSLR hobbyists. It replaces the D3300 as Nikon's entry level DSLR. Nikon offers a body/lens kit combinations that varies from country to country.
At launch it was the widest rectilinear lens available for full-frame 35mm SLR cameras, providing a field of view of 122 degrees. It has since been surpassed by the Canon EF 11-24mm f/4L zoom lens and the Irix 11mm f/4, a manual focus prime lens. [2] The Sigma 12-24 has low distortion even compared to less wide zooms like the Canon EF 16-35mm ...
The Nikon F-mount lens systems and the Pentax K-mount systems are the only 35 mm SLR camera systems (apart from the Leica M-mount rangefinder system) that allow a photographer to use a mechanical SLR camera body, a fully automatic SLR camera body, and a DSLR camera body, all utilizing the same lenses.
Nikon uses DX format sensors with slightly different active areas, which is the area where the image is captured, although all of them are classified as APS-C. Image sensors always have additional pixels around the active pixels, called dummy pixels (unmasked, working pixels) and optical black pixels (pixels which are covered by a mask used as a black-level reference).
There were two precursors to the introduction of SA-mount cameras, the manual-focus Sigma Mark-I in 1976, which still featured a M42 screw lens mount, and the SA-1 of 1983 with Pentax K-mount. Mechanically, the (inner) SA-mount is similar to the Pentax K-mount as well, [ 2 ] but with a flange focal distance of 44.00 mm, identical to that of the ...
[3] [4] It is part of Sigma's DC (Digital Camera) line of lenses, meaning it was designed to have an image circle tailored to work with APS-C format cameras. [4] The lens has a constant length regardless of optical zoom and focus with inner lens tube elements responding to these parameters. [5] The lens has hypersonic zoom autofocus. The lens ...
Nikon announced the lens on 9 February 2009. [1] It is the first prime lens released by Nikon specifically designed for Nikon DX format DSLR cameras that not only is rectilinear but also supports autofocus on the Nikon D40, Nikon D40X, Nikon D60, Nikon D3000, Nikon D3100, Nikon D3200, Nikon D3300, Nikon D3400, Nikon D3500, Nikon D5000, Nikon D5100, Nikon D5200, Nikon D5300, Nikon D5500, Nikon ...