Sigma AF 120-300mm F2.8 EX APO HSM Specifications
   
  Product ID: 
#529
  Compatibility: 
analog/digital
  Diagonal Angle of View: 
20.4° - 8.2°
  Maximum Magnification: 
1:8.6
  Minimum Aperture: 
F32
  Number of Aperture Blades: 
9
  Iris Pattern: 
 
  Minimum Distance: 
150cm - 250cm
  Filter Thread: 
105mm
  Maximum Diameter: 
112.8mm
  Length: 
268.5mm (constant)
  Weight: 
2600g
  Focus Type: 
Hyper Sonic Motor, internal focus mechanism
  Full Focus Throw: 
110°
  Zoom Type: 
rotary, internal zoom mechanism (no extension during zoom)
  Lens Hood: 
LH 1134-01 (bayonet mounted)
  Produced: 
2002
  Tests: 
  PopPhoto Measurements: 
123.60-293.86mm F2.88
    Focal Length Setting 120mm : Minimum Focusing Distance : 125.73cm : Magnification 1:9.3
    Focal Length Setting 200mm : Minimum Focusing Distance : 141.61cm : Magnification 1:7.6
    Focal Length Setting 300mm : Minimum Focusing Distance : 222.89cm : Magnification 1:8.9
   
  Additional Information: 
The lens   came with detachable tripod collar (most likely TS-41).