Nikon 400mm-f-28-IF-ED-II-AF-S-Nikkor - Manual (Page 17)

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•Reinforced plastic is used for some parts of the lens. To avoid damage, never leave
the lens in an excessively hot place.
Supplied accessories
•Slip-on front lens cap •Rear lens cap LF-1 •Strap LN-1 •Heavy duty case CT-402
•Lens hoods HK-27-1/HK-27-2 •52mm screw-in NC filter •Dedicated gelatin filter
holder •Monopod collar
Optional accessories
•Semi-soft case CL-L2 •Other 52mm screw-in filters •Slip-in circular polarizing
filter C-PL1L •Teleconverter TC-14B, TC-301 (autofocus operation impossible)
•AF-I teleconverter TC-14E, TC-20E •AF-S teleconverter TC-14EII, TC-20EII
Specifications
Type of lens: D-type AF Nikkor lens having built-in CPU and Nikon
bayonet mount
Focal length: 400mm
Maximum aperture: f/2.8
Lens construction: 11 elements in 9 groups (3 ED elements) (1 built-in
protective glass on the front of the lens)
Picture angle: 6°10´ (5°00´ with IX240 system cameras, 4°00´ with Nikon
Digital Camera D1/D1
X /D1 H )
Distance information: Output to camera body
Focusing: Nikon Internal Focusing (IF) system (utilizing an internal
Silent Wave Motor); manually via separate focus ring
Shooting distance scale: Graduated in meters and feet from 3.4m (12 ft.) to infinity
(
∞
)
Closest focusing distance: 3.5m (11.5 ft.) in AF mode, 3.4m (11.2 ft.) in MF mode
Aperture scale:
f/2.8– f/22 on both standard and aperture-direct-readout
scales
Minimum aperture lock: Provided
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
Focus limit switch: Provided; three ranges available: FULL, 7–3.5m, or
∞
–6m
Tripod collar: Rotatable through 360°, lens rotating position indices every
90° (Replaceable with a monopod collar)
Dimensions: Approx. 159.5mm dia. x 351.5mm extension from the
camera’s lens mounting flange; overall length is approx.
359.5mm
Weight: Approx. 4440g (9.8 lbs.)