Tamron 17-50mm f/2.8 XR Di II Lens Specifications and Measurements

SpecificationsTamron 17-50mm f/2.8 XR Di II Lens
  Tamron 17-50mm f/2.8 XR Di II Lens
Year Introduced2006
Mounts OnAPS-C
Lenses / Groups16/13
Aperture Range - Wide / Long f/2.8-32
Number of Aperture Blades 7
Rounded Aperture?
Manufacturer Specification Weight 15.3 oz  (434g)
Actual Weight 15.5 oz  (440g)
Lens Hood Weight 0.5 oz  (15g)
In-Use Weight 16.1 oz  (455g)
Manufacturer Spec Size (DxL) 3.22 x 2.91”  (81.7 x 74mm)
Measured Size (DxL) 2.94 x 3.68”  (75 x 93.4mm)
Max Length at Full Extension 4.79”  (121.6mm)
Internal Zoom? / Extends with Zoom? N / Y
Zoom Extension Length 1.11”  (28.2mm)
Internal Focusing? / Extends with Focusing? Y / N
Lens Hood Size (DxL) 3.39 x 1.72”  (86.2 x 43.6mm)
Lens Length with Hood (Min-Max) 5.17 - 6.28”  (131.4 - 159.6mm)
Size of Rings: Focus / Zoom 0.69” / 1.58”  (17.4mm / 40.2mm)
Filter Size 67mm  UV ► CP ►
Front Element (Filter Mount) Rotates N
AF Motor Type
Full Time Manual Focus N
Focus Ring Rotation 52°
Focus Limiter? / Focus Limiter Ranges N
Distance Scale? / Type Y / Printed
Close Focus  
Specified Min Focus Distance 10.63”  (270mm)
Tested Min Focus Distance (Wide / Long) 10.2” / 10.35”  (259mm / 263mm)
Maximum Magnification (MM) 0.22x
Magnification Range with 12mm Ext Tube
Magnification Range with 25mm Ext Tube
Zoom Ring Rotation 80°
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? /
47.25" x 31.5" Subject Framing Distance On APS-C DSLR:
17mm = 3.23'
24mm = 4.61'
35mm = 6.62'
50mm = 8.92'
1200mm x 800mm Subject Framing Distance On APS-C DSLR:
17mm = 986mm
24mm = 1405mm
35mm = 2017mm
50mm = 2718mm
Review Tamron 17-50mm f/2.8 XR Di II Lens
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