Senin, 28 Maret 2011

AF-S NIKKOR 16-35mm f/4G ED VR

Ultra wide-angle 16-35mm FX-format-compatible zoom lens with built-in vibration reduction
Click to view lens specs
  • VR
  • SWM
  • N
  • ED
  • AS
  • M/A
  • IF

Key Features

  • Ultra wide-angle zoom lens that covers focal lengths from 16mm to 35mm
  • Vibration Reduction (VR II) enables sharper pictures while shooting at shutter speeds up to four stops* slower than would otherwise be possible
    • *As determined in Nikon performance tests.
  • The adoption of Nano Crystal Coat effectively reduces ghost and flare
  • An ultra wide-angle zoom lens that, while offering a wide angle view of 107°, is compatible with 77mm screw-on filters
  • Fixed maximum aperture of f/4
  • ED glass and aspherical lens elements are utilized for a new optical design that achieves high resolution
  • Quiet focusing with built-in Silent Wave Motor (SWM)
  • Two focus modes selectable - M/A and M

Specifications

Focal length
16-35mm
Maximum aperture
f/4
Minimum aperture
f/22
Lens construction
17 elements in 12 groups (with two ED glass and three aspherical lens elements, and Nano Crystal Coat)
Angle of view
107° - 63° (83° - 44° with Nikon DX format)
Closest focusing distance
0.29 m (1.0 ft.) at a focal length of 16mm or 35mm, 0.28 m (0.9 ft.) at a focal length between 20mm and 28mm
Maximum reproduction ratio
0.25x
No. of diaphragm blades
9 (rounded)
Filter/attachment size
77mm
Diameter x length
(extension from the camera’s lens-mount flange)
Approximately 82.5 x 125 mm
Weight
Approximately 680 g/24.0 oz.
Supplied accessories
77mm Snap-on Front Lens Cap LC-77, Rear Lens Cap LF-1, Bayonet Hood HB-23, Flexible Lens Pouch CL-1120

MTF Chart


Wide

Tele

Spatial Frequencies
S: Sagittal
M: Meridional
10 lines/mm
30 lines/mm

Lens Construction


: Aspherical lens elements
: ED glass elements
: Super ED glass elements

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