High performance, ultra-wideangle lens for photojournalism.
Hybrid aspherical lens elements and ED glass element
Used as 21mm (converted to 135 format) lens when attached to the Nikon D1 series
RF (rear focusing) system
Built-in rear filter holder
14 elements in 12 groups
Angle of view
114° (90° with Nikon DX format)
Minimum focus distance
Maximum reproduction ratio
No. of diaphragm blades
Filter attachment size
Diameter x length (extension from lens mount)
Approximately 87 x 86.5 mm/3.4 x 3.4 in.
Approximately 670g/23.6 oz.
Slip-on front lens cap, Rear lens cap LF-1