Mamiya 645 AF - Manual (Page 42)

Specifications of 645AF
Camera Type : 6x4.5cm format, electronically controlled focal-plane shutter, TTL
multiple mode AE, AF single lens reflex
Actual Image Size : 56x41.5 mm
Film Type : 120 roll film (16 exposures);
220 roll film (32 exposures); Polaroid Land Pack Film (requires
special HP402 magazine)
Lens Mount : Mamiya 645 AF Mount, compatible with M645 Mount (manual
focus confirmation, focus aid, stopped-down exposure
metering)
Viewfinder : Fixed prism viewfinder magnification x0.71; built-in diopter
adjustment
(-2.5 to +0.5, separate diopter correction lenses provide
adjustment ranges of -5 to -2 diopter and 0 to +3 diopter);
built-in eye-piece shutter
Focusing Screen : Interchangeable between Matte (standard) and Checker and
Microprism Type C for Non-AF M645 lenses.
Field of View : 94%* of actual image
Viewfinder Information : Focus mark, out-of-focus direction mark, aperture value,
shutter speed, metering mode (A, S, A/S), exposure compen-
sation value (difference between set value and actual value)
and flash ready / OK lamp with TTL Metz connection.
AF sub-beam : activates automatically under low light, low contrast.
Range: 9m, Automatic switching to flash unit's built-in sub-
beam when Metz flash unit is attached.
AF Lock : Half-press on shutter release in S Mode
Exposure Control Modes: Aperture-priority AE, shutter-priority AE, programmed AE (PH,
PL setting possible)
Metering method : Center-weighted average (AV), spot (S) and variable ratio
(1 .5-step A-S auto change by program shift setting), manual
Setting Steps : Shutter speed and aperture both can be set in half-stop
increments; electronic dial lock
Light Metering : TTL metering; center-weighted average (AV), spot (SP), and
auto A-S variable ratio
Metering Range : EV 2 to EV 19 (with IS0 100 film, f/2.8 lens)
Exposure compensation : ±3 EV (1/3 step)
Film speed : ISO 25 to 6400
AE lock : With AEL button; released by pressing twice or shutter
operation; light metering value differentiation in viewfinder
exposure compensation display when ELS button is held
down; ±6EV (1/3 step)
* This information is based on a linear (horizontal/vertical) measurement.
Specifications and features are subject to change without notice.
Shutter : Electronically controlled vertical metal focal-plane shutter.
(vertical travel)
Shutter speed : AE 30 to 1/4000 sec. (1/8 step), manual 30 to 1/4000 sec.
(1/2 step), X, B (Bulb, electronically controlled), T (time,
mechanically controlled), emergency shutter curtain open
mechanism (open when magazine is removed, automatically
closed when magazine is attached)
Auto-Bracketing : Enabled with Mode button, 1/3, 1/2, 2/3, 1-step units
Flash Synchronization : 1/125 sec., automatically sets to 1/125 at faster speeds,
synchronized to displayed speed at slower speeds (when
Metz flash unit is used)
Flash control : TTL direct metering, supports Metz SCA3000 system
(SCA3951 Adapter)
Film transport : Automatic via built-in motor, single or continuous exposures
Film loading : Automatic advance to first frame when shutter release button
is pressed once (Easy Loading)
Multiple Exposure : Enabled with Mode button (1 to 5 exposures); can be
cancelled
Main LCD panel : On camera body; shows aperture value, shutter speed value,
self-timer, BL (Backlight), battery check, multiple exposure,
programmed AE or programmed AE shift value, data
imprinting Interchangeable Film Magazine: ISO speed, type
of film (120/220), exposure number
Data Imprinting : 7 segment dot matrix; DATA mode: exposure mode, aperture
value, shutter speed value, exposure compensation,
metering mode, ID number; DAY mode; year, month, date,
time, ID number Switchable between enabled and disabled
Sync terminal : X contact (sync speed 1/125 sec.)
Cable release socket : On shutter button
Remote-control terminal: On side of body; electromagnetic cable release
Self-Timer : 3 to 60 sec. (standard: 10 sec., can be set in 1 sec. steps
between 3 and 10 sec., and in 10 sec. steps between 10 and
60 sec.)
Depth-of-field confirmation : Preview Button on body
Tripod Socket : U 1/4 inch and U 3/8 included
Power Requirements : 6 AA-size batteries
(alkaline-magnesium, lithium)
Size : 153(W)X128(H)X184(D)mm
Weiqht : 1,730g(w/o battery)
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