Manufacturer’s Description

The SP AF17-50mm F/2.8 is a lightweight, compact, fast standard zoom lens designed exclusively for digital SLR cameras, expanding the product concept of the popular SP AF28-75mm F/2.8 zoom lens. In addition, portrait shots are made beautiful with the natural out-of-focus effect characteristic provided by the fast F/2.8 aperture. Additionally, a broader photographic expression through the use of faster shutter speeds as a result of the maximum aperture offers enhanced photographic pleasure. The lens boasts one of the best close-up shooting performances in the class of fast standard zoom lenses designed exclusively for digital cameras and featuring an F/2.8 maximum aperture throughout the entire zoom range, to ensure stress-free photographic shots at all focal lengths and distances.

The Specs

Optics
Minimum Angle of View 31
Min Focal Length 17 mm
Min Focus Distance 10.6 in
Maximum Angle of View 78
Filter Size Supported 67 mm
Additional Specifications
Frequency Band Automatic, Manual Focus AdjustmentInternal focusing system, LD glass, Aspherical lens7 Circular Apertures Diaphragm Blade Number
Angle of View 31? to 78?
Description Zoom Super Wide Angle SP AF 17-50mm f/2.8 XR Di II LD Aspherical [IF] Autofocus Lens for Canon EOS D
normalized-Weight 15.17
SKU DAF016C700US
Lens Construction 16 Elements in 13 Groups
Digital Format Yes
Minimum Aperture 32 1/f
Product Model AF016C-700
Max Aperture at Min Focal Length F/2.8
Brand Name Tamron
Maximum Aperture 2.8 1/f
Min Aperture Value F/32
Quick Glance
Max Focal Length 50 mm
Lens Type Wide Angle Zoom
Max Aperture f/ 2.8 (Wide)
Compatible Camera Mount Canon EF Mount SLR Cameras
Other Features
Included Components Lens Hood
Warranty
Warranty Information 6 Year Limited Warranty
More Info
URL http://www.tamron.com
Physical Specifications
Diameter 2.9 in
Weight 15.17 oz
Length 3.2 in
Dimensions 3.22" Length x 2.91" Diameter

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