Sigma AF 28-70mm 2.8 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: f/32

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

Popular Photography Measurements: 28.91-68.93mm f/2.85 at 1:9.4-1:3.9

Additional Information:


© 2007 - 2017 Canon EOS Technoclopedia