Sigma 28-70mm f/2.8 EX DG Lens Specifications and Measurements

Review

Specifications	Sigma 28-70mm f/2.8 EX DG Lens

Year Introduced
Year Discontinued	2010
Mounts On	Full-Frame, APS-C
Lenses / Groups

Aperture
Aperture Range - Wide / Long	f/2.8-22
Number of Aperture Blades
Rounded Aperture?

Weight
Manufacturer Specification Weight	18 oz (510g)
Actual Weight
In-Use Weight

Size
Manufacturer Spec Size (DxL)	2.91 x 3.43” (74 x 87mm)
Measured Size (DxL)
Max Length at Full Extension
Internal Zoom? / Extends with Zoom?	/ Y
Internal Focusing? / Extends with Focusing?	/
Lens Length with Hood (Min-Max)
Size of Rings: Focus / Zoom
Filter Size
Front Element (Filter Mount) Rotates

Focus
AF Motor Type
Full Time Manual Focus
Focus Limiter? / Focus Limiter Ranges	N
Distance Scale? / Type	Y / Printed

Close Focus
Specified Min Focus Distance	12.99” (330mm)
Tested Min Focus Distance (Wide / Long)
Maximum Magnification (MM)
Magnification Range with 12mm Ext Tube
Magnification Range with 25mm Ext Tube

Features
Tripod Ring Included? / Removable?	N
Lens Hood Included / Model?	Y /
Weather Sealed? / Filter Required?	N
Image Stabilization? / Stops? / Tripod Sensing?	N
Extender Compatible?	N
Case Included? / Type?	/

Review	Sigma 28-70mm f/2.8 EX DG Lens

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