Nikon 2181 Camera Lens User Manual


 
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Specifications
Specifications and designs are subject to change without
notice or obligation on the part of the manufacturer.
Type of lens: G-type AF-S DX Zoom-NIKKOR lens
with built-in CPU and Nikon
bayonet mount (specially designed
for use with Nikon digital-SLR—
Nikon DX-format—cameras)
Focal length: 10mm-24mm
Maximum
aperture:
f/3.5-4.5
Lens
construction:
14 elements in 9 groups
(3 aspherical lens and 2 ED lens
elements)
Picture angle: 109º-61º
Focal length
scale:
10, 12, 15, 18, 20, 24mm
Distance
information:
Output to camera
Zoom control: Manually via separate zoom ring
Focusing: Nikon Internal Focusing (IF) system,
autofocus using a Silent Wave
Motor, manually via separate focus
ring
Shooting
distance scale:
Graduated in meters and feet from
0.24 m (0.8 ft.) to infinity ( )
Closest focusing
distance:
0.24 m (0.8 ft.) at all zoom settings
with autofocus
0.22 m (0.72 ft.) at all zoom settings
with manual focus
No. of diaphragm
blades:
7 pcs. (rounded)
Diaphragm: Fully automatic
Aperture range: f/3.5 to f/22 (at 10mm), f/4.5 to f/29
(at 24mm)
Exposure
measurement:
Via full-aperture method
Attachment size: 77 mm (P = 0.75 mm)
Dimensions: Approximately 82.5 mm (dia.) × 87
mm (extension from the camera’s
lens-mounting flange)
Weight: Approximately 460 g (16.2 oz)