Sigma AF 28-70mm F2.8 EX DG Specifications
Product ID:
#549
Compatibility:
analog/digital
Diagonal Angle of View:
75.4° - 34.3°
Maximum Magnification:
1:4.4
Minimum Aperture:
F32
Number of Aperture Blades:
9
Iris Pattern:
Minimum Distance:
33cm (at all focal lengths)
Filter Thread:
67mm
Maximum Diameter:
74mm
Length:
87.2mm
Weight:
510g
Focus Type:
internal focus mechanism
Full Focus Throw:
50°
Zoom Type:
rotary
Lens Hood:
LH 730-02 (bayonet mounted, flower shaped)
Produced:
2004
Tests:
PopPhoto Measurements:
29.24-69.56mm F2.91-3.04 at 1:7.7-1:4.5