Lens Specifications and Measurements
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| Specifications | Sigma 105mm f/2.8 EX DG Macro Lens |  |
| Focal Length Range | 105mm | |
| Angle of View: Diagonal | ||
| Angle of View: Horizontal | ||
| Angle of View: Vertical | ||
| Lenses / Groups | 11/10 | |
| Aperture | ||
| Aperture Range - Wide / Long | f/2.8-45 | |
| Number of Aperture Blades | ||
| Rounded Aperture? | ||
| Weight | ||
| Manufacturer Specification Weight | 15.9 oz | |
| Actual Weight | 15.9 oz | |
| Lens Hood Weight | 1.1 oz | |
| In-Use Weight | 16.9 oz | |
| Size | ||
| Manufacturer Spec Size (DxL) | 2.91 x 3.74” | |
| Measured Size (DxL) | 2.95 x 4.13” | |
| Max Length at Full Extension | 6.11” | |
| Internal Zoom? / Extends with Zoom? | ||
| Internal Focusing? / Extends with Focusing? | N / Y | |
| Focus Extension Length | 2.05” | |
| Lens Hood Size (DxL) | 3.22 x 1.55” | |
| Lens Length with Hood (Min / Max) | 5.6 / 7.56” | |
| Size of Rings - Zoom / Focus | / 1.8” | |
| Filter Size | 58mm | |
| Front Element (Filter Mount) Rotates | N | |
| Features | ||
| Tripod Ring Included? / Removable? | N | |
| Zoom Ring Lock Switch? | N | |
| Lens Hood Model / Included? | / Y | |
| Weather Sealed? / Filter Required? | N | |
| Image Stabilization? / Stops? / Tripod Sensing? | N | |
| Case Included? / Type? | Y / | |
| Focus | ||
| AF Motor Type | ||
| Full Time Manual Focus | N | |
| Focus Limiter? / Focus Limiter Ranges | Y / |
|
| Distance Info Provided to Camera? | ||
| Distance Scale? / Type | Y / Window | |
| Metal Mount? | Y | |
| Extender Compatible? | ||
| Close Focus | ||
| Specified Min Focus Distance | 4.7” | |
| Tested Min Focus Distance (Wide / Long) | ||
| Maximum Magnification (MM) | ||
| MM with 12mm Extension Tube | ||
| MM with 25mm Extension Tube | ||
| MM with 250D Closeup Lens | ||
| MM with 500D Closeup Lens | ||
| History | ||
| Year Introduced | ||
Recommended Shopping Resources (Using these links to make your purchase supports this site)
Sigma 105mm f/2.8 EX DG Macro Lens at B&H Photo
Sigma 105mm f/2.8 EX DG Macro Lens at Adorama
Sigma 105mm f/2.8 EX DG Macro Lens at Amazon.com
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