Tamron 17-70mm F/2.8 Di III-A RXD Lens for APS-C Sony E-Mount Mirrorless Cameras B070 3D Systems Tamron has distilled all the

Tamron has distilled all the technical capabilities and know-how amassed over the last 28 years in its development of all-in-one zoom lenses into the creation of this 28-200mm F/2

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Tamron 17-70mm F/2.8 Di III-A RXD Lens for APS-C Sony E-Mount Mirrorless Cameras B070 3D Systems Tamron has distilled all theThe new 17 70mm F2. 8 is Tamron's first high speed zoom lens for mirrorless cameras with APS C size sensors and is the world's first high speed standard zoom lens for APS C cameras with the focal length range of 17 70mm 4. 1x zoom ratio. It features a maximum aperture of F2. 8 across the entire 4. 1x zoom ratio covering a focal length of 17 70mm (a full frame equivalent of 25. 5 105mm) ideal for everyday use, and superb optical performance. It is a