Sigma 19mm f/2.8 EX DN

Lens Reviews / Sigma Lenses i Lab tested
Lens Specifications
Name Sigma 19mm F2.8 EX DN
Image Circle APS-C
Type Wide Prime
Focal Length 19mm
APS Equivalent 1.5x: 28.5mm; 2.0x: 38mm
Max Aperture ƒ/2.8
Min Aperture ƒ/22
Diaphragm Blades 7 (rounded)
Lens Construction 8 elements in 6 groups, including 3 aspherical elements
Diagonal Angle of View(Based on image circle) 59.3 degrees (Sony E-mount 73.5 degrees)
Focus Details Inner focusing with linear AF motor
Front Element Rotation No
Zoom System n/a
Closest Focus 20cm / 7.9 in.
Magnification Ratio 0.14x / 1:7.4
Filter Size 46 mm
Dimensions(Length x Diameter) 45.7mm x 60.6mm / 1.8 in. x 2.4 in.
Weight 140g / 4.9 oz
Notes Lens mounts: Sony E-Mount, Micro Four Thirds. Sigma's Super Multi-Layer Coating.
Typical Online Price US$150