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Sony NEX-5 E-mount. The E-mount is a lens mount designed by Sony for their NEX ("New E-mount eXperience" [1]) and ILCE series of camcorders and mirrorless cameras. [2] The E-mount supplements Sony's α mount, allowing the company to develop more compact imaging devices while maintaining vignetting with 35mm sensors.
Some lens adapters include a special optical element called a telecompressor, focal reducer, or more recently a "speed booster", a genericised trademark that refers to the Metabones Speed Booster line of lens adapters. [2] This type of adapter is designed to reduce focal length, increase lens speed, and in some instances improve MTF performance.
Sony Lens Adapter E/A 1 2010 Mount adapter APS-C 110g LA-EA1 for A-mount lenses on E-mount camera, glass-less, CD-AF / OS-PD-AF with SSM/SAM lenses only. Sony Lens Adapter E/A 2 2011 Mount adapter APS-C 200g LA-EA2 for A-mount lenses on E-mount camera, SLT-PD-AF with all AF lenses. Sony Lens Adapter E/A 3 2013 Mount adapter 35mm 110g LA-EA3
Lens speed is the maximum aperture diameter, or minimum f-number, of a photographic lens. A lens with a larger than average maximum aperture (that is, a smaller minimum f-number) is called a "fast lens" because it can achieve the same exposure as an average lens with a faster shutter speed .
Sony released the following E-mount cameras since 2010. The E stands for the Eighteen mm flange distances of the E-mount cameras. Depending on type and model E-mount cameras are part of the Sony α, SmartShot, Handycam, NXCAM or XDCAM systems. List of Sony E-mount cameras:
A telecompressor or focal reducer is an optical element used to reduce focal length, increase lens speed, and in some instances improve optical transfer function (OTF) performance. It is also widely known under the name “Speed Booster”, which is the commercial name of a line of telecompressors by the manufacturer Metabones.
The Sony E 18-200mm F3.5-6.3 OSS is a variable maximum aperture superzoom lens for the Sony E-mount, released by Sony in 2010. [1]The lens was originally designed by Sony for their E-mount camcorders, but became exceedingly popular among users of their compact mirrorless E-mount cameras.
Sony Alpha ILCE-7 (α7) - 24 MP sensor, 1/250 sync speed, hybrid AF, electronic first curtain available.; Sony Alpha ILCE-7R (α7R) - 36 MP sensor, 1/160 sync speed.; Sony Alpha ILCE-7S (α7S) - 12 MP sensor, 1/250 sync speed, electronic first curtain as well as full electronic shutter (completely silent) available, ISO 409600, 4K video (with external recorder).
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