The Specs

Optics
Max Focal Length 50 mm
Min Focal Length 17 mm
Min Focus Distance 11"
Max Aperture f/ 2.8 (Wide)
Filter Size Supported 77 mm
Quick Glance
Max Focal Length 50 mm
Lens Type Zoom
Max Aperture f/ 2.8 (Wide)
Usage Information
Lens Type Zoom
More Info
URL http://www.sigma-photo.com
Physical Specifications
Weight 1.24 lbs

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