Sony FE 55mm f/1.8 ZA Carl Zeiss Sonnar T* SEL55F18Z

Lens Reviews / Sony Lenses i Lab tested
Lens Specifications
Name Sony 55mm ƒ/1.8 ZA Carl Zeiss Sonnar T* SEL55F18Z
Image Circle 35mm (Full-frame E-Mount)
Type Standard Prime
Focal Length 55mm
APS Equivalent 82.5mm
Max Aperture ƒ/1.8
Min Aperture ƒ/22
Diaphragm Blades 9 (rounded)
Lens Construction 7 elements in 5 groups with 3 apheric elements
Diagonal Angle of View(Based on image circle) 43 degrees
Focus Details Linear motor
Front Element Rotation No
Zoom System n/a
Closest Focus 50cm / 1.64 ft.
Magnification Ratio 0.14x / 1:7.1
Filter Size 49mm
Dimensions(Length x Diameter) 70.5mm x 64.4mm / 2.78 in. x 2.53 in.
Weight 281g / 10 oz
Notes Included Accessories: ALC-SH129 Lens Hood
Typical Online Price US$1,000 (Available Jan. 2014)