Lens Specifications | |
---|---|
Name | Sony SAL-20F28 20mm f/2.8 |
Image Circle | 35mm |
Type | Wide Prime |
Focal Length | 20mm |
APS Equivalent | 30mm |
Max Aperture | f/2.8 |
Min Aperture | f/22 |
Diaphragm Blades | 7 |
Lens Construction | 10 elements in 9 groups |
Diagonal Angle of View(Based on image circle) | 94 degrees |
Focus Details | Rear focusing |
Front Element Rotation | No |
Zoom System | n/a |
Closest Focus | 25cm / 9.8 in. |
Magnification Ratio | 0.13x / 1:7.7 |
Filter Size | 72mm |
Dimensions(Length x Diameter) | 53.5mm x 78mm / 2.1 in. x 3.1 in. |
Weight | 285g / 10.1 oz |
Notes | Included Accessories: SH0013 Lens Hood |
Typical Online Price | US$680 (Available Oct. 2006) |