Sigma AF 28-70mm F2.8 EX Aspherical DF Specifications

 

Product ID:
#545

Compatibility:
analog/digital

Diagonal Angle of View:
75.4° - 34.3°

Maximum Magnification:
1:4.2

Minimum Aperture:
F32

Number of Aperture Blades:
9

Iris Pattern:
 

Minimum Distance:
40cm

Filter Thread:
77mm

Maximum Diameter:
83.6mm

Length:
101.2mm (128.6mm at full zoom extension)

Weight:
645g

Focus Type:
straight helicoid focus mechanism; features Dual Focus (AF w. rotating or non-rotating focus ring, MF using focus ring, focus lock (no AF nor MF))

Full Focus Throw:
80°

Zoom Type:
rotary

Lens Hood:
Perfect Hood (bayonet mounted, flower shaped)

Produced:
2000 - 2003

Tests:
Popular Photography

PopPhoto Measurements:
28.91-68.93mm F2.85 at 1:9.4-1:3.9


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