Nikon AF-S NIKKOR 24-70mm f/2.8G ED User Manual page 26

Closest focus distance: 0.41m (1.3 ft) from focal plane at 24mm
En
No. of diaphragm blades: 9 pcs. (rounded)
Diaphragm:
Aperture range:
Exposure measurement: Via full-aperture method
Attachment size:
Dimensions:
Weight:
Specifications and designs are subject to change without any notice or
obligation on the part of the manufacturer.
26
0.39m (1.2 ft) from focal plane at 28mm
0.38m (1.2 ft) from focal plane at 35mm –
50mm
0.40m (1.3 ft) from focal plane at 70mm
Fully automatic
f/2.8 – 22
77mm (P = 0.75mm)
Approx. 83mm dia. x 133mm (extension from
the camera's lens mount flange)
Approx. 900g (31.7 oz)