Sigma 18-125mm f/3.8-5.6 DC OS HSM Lens Specifications and Measurements

Sigma 18-125mm f/3.8-5.6 DC OS HSM Lens Review

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Specifications	Sigma 18-125mm f/3.8-5.6 DC OS HSM Lens
Focal Length Range	18-125mm
APS-C Sensor DSLRs Only?	Y
Lenses / Groups	16/12
Angle of View: Diagonal	69.3°-11.4°
Angle of View: Horizontal
Angle of View: Vertical

Aperture
Aperture Range - Wide / Long	f/4.0-22 / f/5.6-22
Aperture Max by Focal Length	f/4.0 @ 18mm f/4.5 @ 28mm f/5.0 @ 41mm f/5.6 @ 73mm
Number of Aperture Blades	7
Rounded Aperture?

Weight
Manufacturer Specification Weight	17.8 oz
Actual Weight	17.3 oz
Lens Hood Weight	1.1 oz
In-Use Weight	18.4 oz

Size
Manufacturer Spec Size (DxL)	2.91 x 3.48”
Measured Size (DxL)	3.06 x 3.81”
Max Length at Full Extension	5.7”
Internal Zoom? / Extends with Zoom?	N / Y
Zoom Extension Length	1.95”
Internal Focusing? / Extends with Focusing?	Y / N
Lens Hood Size (DxL)	3.46 x 1.86”
Lens Length with Hood (Min / Max)	5.37 / 7.29”
Size of Rings - Zoom / Focus	1.4” / 0.81”
Filter Size	67mm
Front Element (Filter Mount) Rotates	N

Focus
AF Motor Type	HSM
Full Time Manual Focus	N
Focus Ring Rotation	51°
Focus Limiter? / Focus Limiter Ranges	N
Distance Info Provided to Camera?	N
Distance Scale? / Type	Y / Printed

Close Focus
Specified Min Focus Distance	13.8” / 13.8”
Tested Min Focus Distance (Wide / Long)
Maximum Magnification (MM)	0.26x
MM with 12mm Extension Tube
MM with 25mm Extension Tube
MM with 250D Closeup Lens
MM with 500D Closeup Lens

Features
Zoom Ring Rotation	72°
Tripod Ring Included? / Removable?	N
Zoom Ring Lock Switch?	Y
Lens Hood Included / Model?	Y /
Weather Sealed? / Filter Required?	N
Image Stabilization? / Stops? / Tripod Sensing?	Y / 4 /
Metal Mount?	Y
Extender Compatible?
Case Included? / Type?	N /
47.25" x 31.5" Subject Framing Distance	On APS-C DSLR: 18mm = 3.45' 24mm = 4.56' 35mm = 6.67' 50mm = 9.37' 70mm = 12.74' 100mm = 17.81' 125mm = 21.02'

History
Year Introduced	2008