Sony-E mount
35 mm full-frame
Focal Length (mm)
21 mm (With SEL28F20)
35 mm equivalent focal length (APS-C)
31.5 mm (With SEL28F20)
Lens Groups / Elements
Angle of View (35 mm)
92 ° (With SEL28F20)
Angle of View (APS-C)
68 ° (With SEL28F20)
Maximum aperture (F)
2.8 (With SEL28F20)
Minimum Aperture (F)
22 (With SEL28F20)
Minimum focus distance
0.24 m (AF)/0.20 m (MF) (0.79 ft [AF]/0.66 ft [MF]) (With SEL28F20)
Maximum Magnification ratio (x)
0.15x (AF)/0.20x (MF) (With SEL28F20)
Dimensions (diameter x length)
72 x 51mm
267 g (9.5 oz)
"35mm equivalent focal-length (APS-C)" and "Angle of View (APS-C)" are with interchangeable-lens digital camera incorporating APS-C type image sensors.
  • Lens front cap
  • Lens rear cap
  • Case