Nikon AF Nikkor Руководство по эксплуатации - Страница 4
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Weight:
Attachment size:
Dimensions:
Type of lens:
Focal length:
Maximum aperture:
Lens construction:
Picture angle:
Minimum aperture lock (Fig. A)
For programmed auto or shutter-priority auto exposure shooting, use the minimum aperture lock
lever to lock the lens aperture at f/22.
1 Set the lens to its minimum aperture (1/22) by aligning it with the aperture index.
2 Slide the lock lever toward the aperture ring, so the two orange dots are aligned.
To release the lock, slide the lever in the opposite direction.
Taking flash pictures with cameras with a built-in flash
All Nikon cameras with abuilt-in flash are usable and no vignetting occurs.
lens care
- To remove dirt and smudges, use asoft, clean cotton cloth or lens tissue moistened with lens
cleaner. Wipe in acircular motion from the center outward.
- Never use thinner or benzene to clean the lens as this might damage the lens, result in afire, or
cause health problems.
- To protect the front lens element, an NC filter is recommended at all times. Alens hood also helps
protect the front of the lens.
- When storing the lens in the lens case, attach both front and rear caps.
- When the lens will not be used for along time, store it in acool, dry place to prevent mold. Also
store the lens away from direct sunlight or chemicals such as camphor or naphthalene.
- Do not get water on the lens or drop it in water as this will cause it to rust and malfunction.
- Reinforced plastic is used for some parts of the lens. To avoid damage, never leave the lens in an
excessively hot place.
Standard accessories
-52mm snap-on front lens cap
Optional accessories
-52mm screw-in filters -Flexible lens pouch CL-0715
-Rubber lens hood HR-2 -Rear lens cap LF-1
Specifications
O-type AF Nikkor lens having built-in CPU and Nikon bayonet mount
50mm
f/1.8
6 elements in 5groups
46° [31 °30' with Nikon digital cameras (Nikon OX format);
38° with IX240 system cameras]
Distance information: Output to camera body
Focusing:
Autofocus with Nikon autofocus cameras (except F3AF); manually via
separate focus ring
Shooting distance scale: Graduated in meters and feet from 0.45m (1.75 ft) to infinity (CXl)
Closest focus distance: 0.45m (1.5 ft.)
Aperture scale:
f/1.8 to f/22 on both standard and aperture-direct-readout scales
Diaphragm:
Fully automatic
Exposure measurement: Via full-aperture method with AI cameras or cameras with CPU interface
system;
via stop-down method for other cameras
52mm (P
=
0.75mm)
Approx. 63.5mm dia. x 39mm extension from the camera's lens
mounting flange
Approx. 155g (5.5 oz)
Specifications and designs are subject to change without any notice or obligation on the part of the
manufacturer.