Sigma AF 50mm F2.8 Macro Specifications
   
  Product ID: 
#344
  Compatibility: 
2001 issue (Err 99 - not compatible with Canon EOS bodies released since 2001)
  Diagonal Angle of View: 
46.8°
  Maximum Magnification: 
1:1
  Minimum Aperture: 
F22
  Number of Aperture Blades: 
6
  Iris Pattern: 
polygonal
  Minimum Distance: 
19cm
  Filter Thread: 
52mm
  Maximum Diameter: 
71.4mm
  Length: 
64mm
  Weight: 
320g
  Focus Type: 
 
  Lens Hood: 
 
  Produced: 
1990 - 1998
  Tests: 
What Camera? 07/1990
   
  Additional Information: 
The lens features a focus limiter (Limit/Full style). Quantaray sold a rebadge.