Sigma 30mm f/2.8 EX DN

Lens Reviews / Sigma Lenses i Lab tested
Lens Specifications
Name Sigma 30mm F2.8 EX DN
Image Circle APS-C
Type Standard Prime
Focal Length 30mm
APS Equivalent 1.5x: 45mm; 2.0x: 60mm
Max Aperture ƒ/2.8
Min Aperture ƒ/22
Diaphragm Blades 7 (rounded)
Lens Construction 7 elements in 5 groups, including 2 aspherical elements
Diagonal Angle of View(Based on image circle) 39.6 degrees (Sony E-mount 50.7 degrees)
Focus Details Inner focusing with linear AF motor
Front Element Rotation No
Zoom System n/a
Closest Focus 30cm / 11.8 in.
Magnification Ratio 0.12x / 1:8.1
Filter Size 46 mm
Dimensions(Length x Diameter) 38.6mm x 60.6mm / 1.5 in. x 2.4 in.
Weight 135g / 4.8 oz
Notes Lens mounts: Sony E-Mount, Micro Four Thirds. Sigma's Super Multi-Layer Coating.
Typical Online Price US$150