Nikon NIKKOR Z17-28mm f/2.8, Справочное руководство

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Specifications
Specifications
Mount Nikon Z mount
Focal length 17 – 28 mm
Maximum aperture f/2.8
Lens construction
13 elements in 11 groups (including 2 ED elements,
1 super-ED element, 3 aspherical elements)
Angle of view
FX format: 104° – 75°
DX format: 79° – 53°
Focal length scale
Graduated in millimeters (17, 20, 24, 28)
Focusing system Internal focusing system
Minimum focus distance
(measured from focal
plane)
･
17 mm zoom position: 0.19 m (0.63 ft)
･
20 mm zoom position: 0.23 m (0.76 ft)
･
24 mm zoom position: 0.26 m (0.86 ft)
･
28 mm zoom position: 0.26 m (0.86 ft)
Maximum reproduction
ratio
0.19×
Diaphragm blades 9 (rounded diaphragm opening)
Aperture range f/2.8 – 22
Filter-attachment size 67 mm (P = 0.75 mm)
Dimensions (maximum
diameter × distance to
end of lens from camera
lens mount flange)
Approx. 75 mm × 101 mm (3 in. × 4 in.)
Weight
Approx. 450 g (15.9 oz)
･
Throughout this document, “FX format” and “FX” are used in reference to an angle of
view equivalent to that of a 35 mm format (“full frame”) camera and “DX format” and
“DX” to an angle of view equivalent to that of an APS-C camera.