Nikon Df - Manual (Page 373)

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Viewfinder
Viewfinder Eye-level pentaprism single-lens reflex viewfinder
Frame coverage • FX (36×24): Approx. 100% horizontal and 100% vertical
• DX (24×16): Approx. 97% horizontal and 97% vertical
Magnification Approx. 0.7 × (50 mm f/1.4 lens at infinity, –1.0 m –1 )
Eyepoint 15 mm (–1.0 m –1 ; from center surface of viewfinder
eyepiece lens)
Diopter adjustment –3–+1 m –1
Focusing screen Type B BriteView Clear Matte Mark VIII screen with AF
area brackets (framing grid can be displayed)
Reflex mirror Quick return
Depth-of-field preview Pressing Pv button stops lens aperture down to value
selected by user (exposure modes A and M) or by
camera (exposure modes P and S)
Lens aperture Instant return, electronically controlled
Lens
Compatible lenses Compatible with AF NIKKOR lenses, including type G, E,
and D lenses (some restrictions apply to PC lenses) and
DX lenses (using DX 24 Ч 16 1.5Ч image area), AI-P
NIKKOR lenses, and non-CPU lenses. IX NIKKOR lenses
and lenses for the F3AF can not be used. The electronic
rangefinder can be used with lenses that have a
maximum aperture of f/5.6 or faster (the electronic
rangefinder supports the center 7 focus points with
lenses that have a maximum aperture of f/8 or faster
and the center 33 focus points with lenses that have a
maximum aperture of f/7.1 or faster).
Shutter
Type Electronically-controlled vertical-travel focal-plane
shutter
Speed 1 /
4000
–4 s in steps of 1 EV ( 1 /
4000
–30 s in steps of 1 /
3
EV
with main command dial), X200 (with shutter-speed
dial only), bulb, time
Flash sync speed X= 1 /
200
s; synchronizes with shutter at 1 /
250
s or slower