Tampilkan postingan dengan label lensa nikon slr. Tampilkan semua postingan
Tampilkan postingan dengan label lensa nikon slr. Tampilkan semua postingan

Selasa, 05 April 2011

AF-S Zoom-Nikkor 17-35mm f/2.8D IF-ED (2.1x)

A high-performance, ultra-wideangle zoom lens with SWM
Click to view lens specs
  • SWM
  • ED
  • AS
  • M/A
  • IF

Key Features

  • Fast, ultra-wideangle zoom lens with Silent Wave Motor
  • Features two types of aspherical lens (two molded-glass lenses and one hybrid) and two ED glass elements for higher optical performance
  • 0.28m closest focusing throughout zoom range
  • M/A mode for quick switching between autofocus and manual focus operation
  • Nine-blade rounded diaphragm achieves a natural blur for out-of-focus elements

Specifications

Focal length
17-35mm
Maximum aperture
f/2.8
Minimum aperture
f/22
Lens construction
13 elements in 10 groups (2 ED glass elements and 3 aspherical lenses)
Picture angle
104° - 62° [79° - 44° with Nikon digital cameras (Nikon DX format)]
Closest focusing distance
0.28m (through the entire focal range)
Maximum reproduction ratio
1/4.6
No. of diaphragm blades
9 (rounded)
Filter/attachment size
77mm
Diameter x length
(extension from lens mount)
Appproximately 82.5 x 106 mm/3.2 x 4.2 in.
Weight
Approximately 745 g/26.3 oz.
Supplied accessories
77mm snap-on front lens cap, Rear lens cap LF-1, Bayonet Hood HB-23, Hard Case CL-76

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

AF-S DX NIKKOR 10-24mm f/3.5-4.5G ED

Nikon DX-format, ultra wide-angle 2.4x 10 to 24mm zoom lens
Click to view lens specs
  • SWM
  • ED
  • AS
  • M/A
  • IF

Key Features

  • DX-format, ultra wide-angle 2.4x zoom lens with focal length ranging from 10 to 24mm (picture angle is equivalent to a focal length of 15 to 36mm in FX- and 35mm formats)
  • Newly developed optical system features two ED glass and three aspherical lens elements
  • Superior reproduction capability, with the distortion that is common with ultra wide-angle lenses dramatically reduced
  • Silent Wave Motor (SWM) ensures smooth, quiet AF operation
  • Two focus modes available - M/A (manual-priority autofocus) and M (manual focus)
  • Seven-blade rounded diaphragm for natural blur effects
  • Internal focusing (IF) system means the lens barrel length does not change during focusing

Specifications

Focal length
10-24mm
Maximum aperture
f/3.5-4.5
Minimum aperture
f/22-29
Lens construction
14 elements in 9 groups (with two ED glass and three aspherical lens elements)
Picture angle
109°-61°
Closest focusing distance
0.24 m/0.8 ft. in AF mode, 0.22 m/0.7 ft. in MF mode
Maximum reproduction ratio
0.2x
No. of diaphragm blades
7 (rounded)
Filter/attachment size
77mm
Diameter x length
(extension from lens mount)
Appproximately 82.5 x 87 mm/3.25 x 3.43 in.
Weight
Approximately 460 g/16.2 oz.
Supplied accessories
77mm Snap-on Front Lens Cap LC-77, Rear Lens Cap LF-1, Bayonet Hood HB-23, Flexible Lens Pouch CL-1118

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

Rabu, 30 Maret 2011

AF Zoom-Nikkor 18-35mm f/3.5-4.5D IF-ED (1.9x)

Portable ultra-wideangle zoom lens
Click to view lens specs
  • ED
  • AS
  • IF

Key Features

  • High optical performance by aspherical lens and ED glass element
  • Focuses down to 0.33m
  • IF (Internal Focusing) technology for smoother focusing and a better balanced handling
  • Seven-blade rounded diaphragm achieves a natural blur for out-of-focus elements

Specifications

Focal length
18-35mm
Maximum aperture
f/3.5-4.5
Minimum aperture
f/22-32
Lens construction
11 elements in 8 groups (1 ED glass element and 1 aspherical lens)
Picture angle
100° - 62° [76° - 44° with Nikon digital cameras (Nikon DX format)]
Closest focusing distance
0.33m
Maximum reproduction ratio
1/6.7
No. of diaphragm blades
7 (rounded)
Filter/attachment size
77mm
Diameter x length
(extension from lens mount)
Appproximately 82.5 x 82.5 mm/3.2 x 3.2 in.
Weight
Approximately 370 g/13.0 oz.
Supplied accessories
77mm snap-on front lens cap, Rear lens cap LF-1, Bayonet Hood HB-23

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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