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Sigma 20-40mm f/2.8 EX DG

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20-40mm f/2.8 EX DG

Rating: 4 out of 54 out of 54 out of 54 out of 54 out of 5

Manufacturer's Description:

"A Large-aperture-wide-zoom lens from 20mm with large F2.8 aperture

SIGMA has created a new 20-40mm lens with F2.8 hroughout its zoom range, from ultra-wide 94.5 degrees to near-standard 56.8 degrees angle of view, for photographers to shoot more creatively from various angles and zoom perspectives. With a fast F2.8 maximum aperture superior peripheral brightness is ensured. This lens is perfectly suited for indoor shootings even in dim light without worrying about blurring in photos. These features also make this lens desirable for use with Digital SLR Cameras."
Discontinued Yes Edit
Year announced No Data Edit
Lens Mounts
  • Canon EF
  • Minolta AF
  • Nikon AF D
  • Pentax K SMC-FA
  • Sigma SA
Focal Type Wide-angle zoom Edit
Focal Length 20mm - 40mm Edit
Angle of View 57 - 95 Edit
Max Aperture f/2.8 Edit
Min Aperture f/22 Edit
Filter Size 82mm Edit
Stabilised No Edit
35mm equivalent No Data Edit
Internal focusing No Data Edit
Maximum magnification No Data Edit
Min Focus 30cm Edit
Macro No Edit
Focusing modes
    Blades 9 Edit
    Elements 17 Edit
    Groups 13 Edit
    Weather-sealed No Data Edit
    Box Contents
    Box Contents No Data Edit
    Weight 600g Edit
    Height 107.8mm Edit
    Diameter 89mm Edit
    MTF Data
    Effective focal length No Data Edit
    Weighted MTF No Data Edit
    Average Weighted MTF No Data Edit
    Weighted MTF 10 lp/mm No Data Edit
    Weighted MTF 20 lp/mm No Data Edit
    Weighted MTF 40 lp/mm No Data Edit
    Distortion No Data Edit
    Grade No Data Edit
    Photodo MTF Score No Data Edit

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