Tamron 17-28mm f/2.8 Di III RXD Lens for Sony E

Full-Frame E-Mount

Designed for Sony FE bodies; 25.5–42 mm equiv. on APS-C.

Constant f/2.8 Aperture

Consistent exposure and DoF control across the zoom range.

XLD & LD Elements

Minimize CA and color fringing for improved clarity.

BBAR & Fluorine Coatings

Better contrast in strong light; front element resists smears.

RXD Stepping AF Motor

Fast, near-silent AF with full-time manual override.

Close Focus 19 cm

0.19× max magnification (1:5.2) for dramatic close-ups.

Weather Protection

Moisture-resistant build for confidence outdoors.

Rounded 9-Blade Diaphragm

Smooth, pleasing bokeh rendering.

Sony E • Full-Frame (FE)

17–28 mm

f/2.8 to f/22

13 elements in 11 groups (XLD & LD)

BBAR • Fluorine (front element)

103° 41′ to 75° 23′

19 cm / 7.48"

0.19× (1:5.2)

9 blades, rounded

RXD stepping motor (full-time MF override)

None

67 mm (front)

73 × 99 mm (2.87 × 3.9")

420 g (14.82 oz)

Black

Moisture-resistant construction

≈ 0.78 kg (1.715 lb)

≈ 20.1 × 15.0 × 14.2 cm (7.9 × 5.9 × 5.6")