Sigma 17-50mm f/2.8 EX DC OS HSM Lens Specifications and Measurements

Sigma 17-50mm f/2.8 EX DC OS HSM Lens Review

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Specifications	Sigma 17-50mm f/2.8 EX DC OS HSM Lens
Focal Length Range	17-50mm
APS-C Sensor DSLRs Only?	Y
Lenses / Groups	17/13
Angle of View: Diagonal	72.4-27.9°
Angle of View: Horizontal
Angle of View: Vertical

Aperture
Aperture Range - Wide / Long	f/2.8-22
Number of Aperture Blades	7
Rounded Aperture?

Weight
Manufacturer Specification Weight	565g
Actual Weight	565g
Lens Hood Weight	30g
In-Use Weight	595g

Size
Manufacturer Spec Size (DxL)	83.5 x 91.8mm
Measured Size (DxL)	82.5 x 100.2mm
Max Length at Full Extension	124.8mm
Internal Zoom? / Extends with Zoom?	N / Y
Zoom Extension Length	25.8mm
Internal Focusing? / Extends with Focusing?	Y / N
Lens Hood Size (DxL)	95.9 x 41.1mm
Lens Length with Hood (Min / Max)	133.9 / 160.68mm
Size of Rings - Zoom / Focus	35.1mm / 19.1mm
Filter Size	77mm
Front Element (Filter Mount) Rotates	N

Focus
AF Motor Type	HSM
Full Time Manual Focus	N
Focus Ring Rotation	42°
Focus Limiter? / Focus Limiter Ranges	N
Distance Info Provided to Camera?
Distance Scale? / Type	Y / Printed

Close Focus
Specified Min Focus Distance	280mm
Tested Min Focus Distance (Wide / Long)	233mm / 233mm
Maximum Magnification (MM)	0.20x
MM with 12mm Extension Tube
MM with 25mm Extension Tube
MM with 250D Closeup Lens
MM with 500D Closeup Lens

Features
Zoom Ring Rotation	51°
Tripod Ring Included? / Removable?	N
Zoom Ring Lock Switch?	N
Lens Hood Included / Model?	Y /
Weather Sealed? / Filter Required?	N
Image Stabilization? / Stops? / Tripod Sensing?	Y / 4 /
Metal Mount?	Y
Extender Compatible?	N
Case Included? / Type?	Y /
1200mm x 800mm Subject Framing Distance	On APS-C DSLR: 17mm = 989mm 21mm = 1199mm 28mm = 1556mm 35mm = 1940mm 50mm = 2627mm

History
Year Introduced	2010