Tamron 17-70mm F/2.8 Di III-A VC RXD (Model B070)

 
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Lens Specifications
Name Tamron 17-70mm F/2.8 Di III-A VC RXD (Model B070)
Image Circle APS-C
Type Wide Zoom
Focal Length 17 - 70mm
35mm Equivalent 25.5-105mm
Max Aperture f/2.8
Min Aperture f/22
Diaphragm Blades 9 (circular)
Lens Construction 16 elements in 12 groups, including 2 LD (Low Dispersion) and 3 aspherical elements (2 molded glass aspherical elements, one hybrid aspherical element); BBAR (Broad-Brand Anti-Reflection) coating; Flourine coating
Diagonal Angle of View 79.9 to 23 degress
Focus Details Internal via RXD (Rapid eXtra-silent stepping Drive) with DMF (Direct Manual Focus); Compatible with many camera-specific features and functions, including Fast Hybrid AF and Eye AF
Front Element Rotation No
Zoom System Rotary
Closest Focus 19cm / 7.5 in. (Wide), 0.39m / 15.4 in. (Tele)
Magnification Ratio 1:4.8 (Wide) / 1:5.2 (Tele)
Filter Size 67mm
Dimensions(Length x Diameter) 4.7 in. x 2.94 in / 119.3mm x 74.6mm
Weight 525g (18.5 oz)
Notes Available mounts: Sony E-mount; Moisture-resisteant construction
Typical Online Price US$799 (Avail. Jan. 2021)