Sigma AF 4.5mm F2.8 EX DC HSM Circular Fisheye Specifications
Product ID:
#486
Compatibility:
APS-C only
Diagonal Angle of View:
180° (circular fisheye)
Maximum Magnification:
1:6
Minimum Aperture:
F22
Number of Aperture Blades:
6
Iris Pattern:
Minimum Distance:
13.5cm
Filter Thread:
rear gelatine filter
Maximum Diameter:
76.2mm
Length:
77.8mm
Weight:
470g
Focus Type:
Hyper Sonic Motor, internal focus mechanism
Lens Hood:
none
Produced:
2007
Tests: