Sigma AF 50mm F2.8 EX DG Macro Specifications
Product ID:
#346
Compatibility:
analog/digital
Diagonal Angle of View:
46.8°
Maximum Magnification:
1:1
Minimum Aperture:
F45
Number of Aperture Blades:
7
Iris Pattern:
Minimum Distance:
18.9cm (working distance at 1:1 is 39mm (16mm with lens hood on))
Filter Thread:
55mm
Maximum Diameter:
71.4mm
Length:
64mm
Weight:
315g
Focus Type:
internal focus mechanism with floating elements
Lens Hood:
recessed front lens + LH 550-01 (round shape, thread mounted, superseded by 550-02 (round as well))
Produced:
2004
Tests:
Additional Information:
The lens features a focus limiter.