Sigma AF 90mm F2.8 Macro Specifications
   
  Product ID: 
#253 + #254
  Compatibility: 
2001 issue (Err 99 - not compatible with Canon EOS bodies released since 2001)
  Diagonal Angle of View: 
27°
  Maximum Magnification: 
1:2
  Minimum Aperture: 
F22
  Number of Aperture Blades: 
6
  Iris Pattern: 
polygonal
  Minimum Distance: 
22cm
  Filter Thread: 
52mm
  Maximum Diameter: 
73.5mm
  Length: 
62.5mm
  Weight: 
365g
  Focus Type: 
front lens focus
  Lens Hood: 
bayonet mounted
  Produced: 
first series 1990 - 1992, second series 1993 - 1997
  Tests: 
   
  Additional Information: 
The Sigma Life Size Attachment Lens allowed for magnifications of up to 1:1 with this lens.