Sigma AF 28-70/2.8-4 F/PENTAX AF (58MM), Sigma AF 2870/2.8, 633109

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Sigma AF 28-70/2.8-4 F/PENTAX AF (58MM)

September 5, 2008
Photo Lenses Auto Focus Lenses
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AF 28-70/2.8-4 F/PENTAX AF (58MM)

Item #: SIGAF2870284P
Mfr Part #: 633109

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Price: $79.99

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Description:

Sigma 28-70mm f2.8-4 High Speed Zoom lens features a large aperture, light weight and compact dimensions. At 28mm focal length this lens has a fast f2.8 maximum aperture. The lightweight of 8.6 oz./245g and 2.4"/6cm full-length makes this very compact. The size and weight of this standard lens makes it very suitable for landscape photography, and snapshots. This lens has a minimum focus distance of 19.7"/50cm at all focal lengths. It incorporates an aspherical lens element to minimize distortion. The lens materials used in this new lens are lead and arsenic free ecological glass.

Major Features:

Technical Secifications:

Focal length: 28-70mm

Maximum aperture: F2.8-4

Lens construction: 11 elements in 8 groups

Number of diaphragm blades: 8

Minimum aperture: F22 (wide)

Minimum focusing distance: 19.7" / 50cm

Maximum magnification: 1:6.5

Filter size: 58mm

Lens hood: Bayonet mount

Dimensions: 2.6" (dia) x 2.4" (length)
67.5mm (dia) x 60mm (length)

Weight: 8.6 oz. (245g)

Mount: Sigma AF, Canon, Nikon (D), Minolta (D), Pentax