Tamron 17-70mm f/2.8 Di III-A VC RXD Lens
Bright, Versatile Constant-Aperture Zoom for Nikon Z-Mount
The Tamron 17-70mm f/2.8 Di III-A VC RXD is a high-performance standard zoom lens engineered specifically for APS-C-format Nikon Z-mount mirrorless cameras. Covering a versatile 25.5-105mm equivalent focal length range, this lens spans from wide-angle to short-telephoto perspectives, making it an ideal choice for everyday shooting, landscapes, travel, and portraits. It features a bright, constant f/2.8 maximum aperture that ensures consistent exposure across the entire zoom range while providing excellent control over depth of field and outstanding low-light performance. Enhanced by Tamron’s Vibration Compensation (VC) image stabilization and a rapid autofocus motor, it delivers exceptionally sharp, steady photos and fluid video footage.
Key Features & Engineering
Constant f/2.8 Maximum Aperture: Maintains a bright, consistent f/2.8 aperture throughout the entire zoom range, enabling superior low-light performance and enhanced control over depth of field for beautiful background isolation.
VC Image Stabilization: Integrated Vibration Compensation minimizes the appearance of camera shake, allowing for noticeably sharper handheld shooting and smoother video recording in challenging lighting conditions.
RXD Stepping AF Motor: The Rapid eXtra-silent stepping Drive (RXD) autofocus motor delivers impressively fast, accurate, and near-silent focusing performance to suit both still photography and video applications.
Exceptional Close-Up Capability: Features an impressive minimum focusing distance of just 7.5″ at the wide end, paired with a 1:4.8 maximum magnification ratio for capturing stunning, detailed close-up imagery.
Weather-Resistant Construction: Engineered with a moisture-resistant body design to withstand outdoor shooting in inclement weather conditions, complemented by a protective fluorine coating on the front element to repel dust, dirt, and fingerprints.
9-Blade Rounded Diaphragm: Incorporates a rounded nine-blade aperture structure that contributes to a smooth, pleasing bokeh quality, ideal for selective focus techniques.
Technical Specifications
Lens Classification: Standard Zoom Lens
Lens Mount Type: Nikon Z Mount (APS-C Format)
Focal Length: 17-70mm (25.5-105mm equivalent on full-frame sensors)
Maximum Aperture: f/2.8 (Constant)
Minimum Aperture: f/16
Minimum Focus Distance: 7.5 inches (0.19 meters)
Maximum Magnification Ratio: 1:4.8
Aperture Blades: 9 (Rounded)
Autofocus Motor: RXD Stepping Motor
Image Stabilization: Vibration Compensation (VC)
Physical Features: Moisture-Resistant Construction; Fluorine Coating











