Sony 50mm f/1.8 DT SAM SAL-50F18

 
Lens Reviews / Sony Lenses i Lab tested
Lens Specifications
Name Sony 50mm ƒ/1.8 DT SAM SAL-50F18
Image Circle APS-C
Type Standard Prime
Focal Length 50mm
APS Equivalent 75mm
Max Aperture ƒ/1.8
Min Aperture ƒ/22
Diaphragm Blades 7 (circular)
Lens Construction 6 elements in 5 groups
Diagonal Angle of View(Based on image circle) 32 degrees
Focus Details Front focus; Smooth Autofocus Motor (SAM)
Front Element Rotation Yes
Zoom System n/a
Closest Focus 0.34m / 1.1 ft.
Magnification Ratio 0.2x / 1:5
Filter Size 49mm
Dimensions(Length x Diameter) 45mm x 70mm / 1.8 in. x 2.8 in.
Weight 170g / 6.0 oz
Notes Included Accessories: Lens Hood
Typical Online Price US$150 (Avail. July 2009)