Focusing screen:
Interchangeable between Matte (standard), Checker and
Microprism C for M645 lenses
Field of view:
94% of actual image
Viewfinder information:
Focus mark, out-of-focus direction marks, aperture value,
shutter speed, metering mode (A, S, A/S), exposure com-
pensation, flash ready light (when used with a Metz flash
AF sub-beam:
Activates automatically under low light or low contrast condi-
tions; range 9m, automatic switching to flash unit's built-in
sub-beam when using a Metz flash unit.
AF lock:
A half-press of the Shutter Release Button when using S
Mode
Exposure control modes: Aperture-priority AE, Shutter-priority AE, Programmed AE
(PH, PL settings are possible)
Metering method:
Center-weighted average (AV), Spot (S), and Variable Ratio
(1.5 step A-S auto change via program shift setting), Manual
Setting steps:
Shutter speed and aperture can be set in 1/2-stop increments,
electronic dial lock
Light metering:
TTL, Center-weighted average (AV), Spot (SP) and auto
A-S variable ratio
Metering range;
EV 2 to EV 19 with ISO 100 film and f/2.8 lens
Exposure compensation: +- 3EV
Film speed:
ISO 25 to 6400
AE lock:
With AE Button, released by pressing the Shutter Release Button
or the AE Button twice, light metering value differentiation in
viewfinder, exposure compensation display when ELS Button
is held down, +- 6EV in 1/3 steps
Shutter:
Electronically controlled vertical metal focal-plane shutter with
vertical travel
Shutter speed:
AE 30 to 1/4000 sec. by 1/8 steps, manual 30 to 1/4000 sec. in
1/2 steps, X, B (Bulb, electronically controlled), T (time, mechan-
ically controlled), emergency shutter curtain open mechanism
(opens when the magazine is removed, closes when the maga-
zine is attached.
Auto bracketing:
Enabled with Mode Button (0.3, 0.5, 0.7) in 1-step units
Flash synchronization:
1/125 sec. automatically sets to 1/125 sec. at faster speeds,
synchronized to displayed speed at slower speeds when a
Metz flash unit is used
Flash control:
TTL direct metering, support Metz SCA 3002 System with
SCA 3952 Adapter
Film transport:
Automatic via a built-in motor, single or continuous exposures
Film loading:
Automatic advance to the first frame when the Shutter Release
Button is pressed once
Multiple exposures:
Enabled with the Mode Button (2 - 6 exposures), can be
canceled
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Содержание 645 AFD III
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