Ultra-wideangle, high-speed zoom NIKKOR lens


Features

Constant aperture of f/2.8 at all focal lengths

Enhanced optical formulas, engineered to produce exceptional sharpness, contrast and color, render outstanding image integrity

ED (Extra-low dispersion) glass elements minimize chromatic aberration to deliver stunning sharpness and contrast

Aspherical lenses including large-diameter PGM elements eliminate various types of lens aberration even at the widest aperture

Nano Crystal Coat virtually eliminates internal lens element reflections, effectively reducing ghosting and flare

High-performance Nikon Super Integrated Coating provides superior color reproduction, while minimizing ghosting and flare

IF (Internal Focusing) enables focusing without changing the length of lens barrel

Silent Wave Motor for fast, quiet autofocus operation Rounded diaphragm opening (9 blades) makes out-of-focus elements appear more natural

0.28 m/0.9 ft. closest focusing distance with focal length 18-24 mm

M/A mode enables instant switching from autofocus to manual focus, even during AF servo operation, with virtually no time lag

Dedicated flower-shaped lens hood effectively minimizes stray light

Lens barrel is built for comfortable holding while featuring a rugged design; zoom and focusing rings provide smooth operation

Specifications

Focal length           14-24 mm

Maximum aperture           f/2.8

Minimum aperture           f/22

Lens construction           14 elements in 11 groups (with 2 ED glass elements, 3 aspherical lenses and one Nano Crystal Coat)

Picture angle           114° - 84° (90° - 61° with DX-format camera)

Closest focus distance           0.28 m/0.9 ft. (with focal length 18-24 mm)

Maximum reproduction ratio           1/6.7

No. of diaphragm blades           9 (rounded)

Focusing           Internal Focusing (IF) system; autofocus with a built-in SWM and manual focus

Diameter x length           (extension from lens mount) Approx. 98 x 131.5 mm/3.9 x 5.2 in.

Weight           Approx. 1,000 g/35.3 oz.

Supplied accessories           Semi-soft Case CL-M3