Tamron 17-70mm f/2.8 Di III-A VC RXD

A crop sensor mid-range zoom

  • Coverage: DX (APS-C) 
  • Angle of View: ?° (diagonal)
  • Optic design:
    • 16 elements in 12 groups
    • 3 aspherical elements
    • BBAR-2, Fluorine coating
  • Stabilization
    • VC correction (? stops CIPA)
    • Three modes
  • Aperture:
    • f/2.8 to f/22
    • 9-blade aperture diaphragm
  • Filter/Accessories:
    • 67mm front filter threads
    • lens hood supplied
  • Focus:
    • autofocus
    • stepper motor
    • 7" (0.19m) at 18mm, 15” (.39m) at 70mm minimum focus
    • maximum magnification 1:4.8 at 18mm, 1:5.2 at 70mm
    • no DOF markings
  • Size and weight (maximum; varies with mount):
    • 4.7” (119mm) long, extends on zoom
    • 3” (75mm) diameter
    • 18.5 ounces (525g) weight
  • Other
    • zoom lock switch
    • moisture-resistant construction
  • Price: US$749
  • Model: B061
  • Announced: June 24, 2026
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