Nikon 300mm-f-4-IF-ED-AF-S-Nikkor - Manual (Page 17)

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Specifications
Type of lens: D-type AF Nikkor lens having built-in CPU and Nikon
bayonet mount
Focal length: 300mm
Maximum aperture: f/4
Lens construction: 10 elements in 6 groups (2 ED elements)
Picture angle: 8°10´ (6°40´ with IX240 system cameras, 5°20´ with
Nikon Digital Camera D1)
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 1.45m (5 ft.) to
infinity (
∞
)
Aperture scale: f/4– f/32 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; two ranges available: FULL (infinity to 1.45m
[4.8 ft.]) or
∞
– 3m (9.8 ft.)
Tripod mounting: Detachable tripod mounting collar; rotatable through
360°, indices every 90°
Attachment size: 77mm (P = 0.75mm)
Dimensions: Approx. 90mm dia. x 222.5mm extension from the
camera’s lens mounting flange; overall length is approx.
230.5mm
Weight: Approx. 1440g (50.8 oz.) with tripod collar;
approx. 1300g (45.9 oz.) for lens only