FX-format wide-angle lens with 28mm focal length and fast f/1.8 aperture.
Technical Specifications
Focal length28mm
Maximum aperturef/1.8
Minimum aperturef/16
Lens construction11 elements in 9 groups (including 2 aspherical lens elements and lens elements with Nano Crystal Coat)
Angle of view75° (53° with Nikon DX format)
Minimum focus distance
0.25 m/0.82 ft (from focal plane)Maximum reproduction ratio0.22x
No. of diaphragm blades7 (rounded)