Sigma 8mm f/4 EX DG lens

The Sigma 8mm f/4 EX DG is a photographic lens made by the Sigma Corporation. It is a circular fisheye lens for full-frame cameras, and has been replaced by the Sigma 8mm f/3.5 EX DG.

Sigma 8mm f/4 EX DG
MakerSigma Corporation
Technical data
Focal length8mm
Diaphragm blades5
Construction10 elements in 6 groups
Features
Unique featurescircular fisheye
Physical
Filter diameterrear (Gelatin filter)
Angle of view
Horizontal180
Vertical180
Diagonal180
History
SuccessorSigma 8mm f/3.5 EX DG
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