Type
6x4.5cm format (actual image size 56x41.5mm)
Electronically controlled focal-plane shutter
TTL multiple mode AE
AF single lens reflex

Film Type
120 roll film (16 exposures)
220 roll film (32 exposures)
Polaroid Land Pack Film (100 & 600 series)

Lens Mount
Mamiya 645 AF Mount
Compatible with M645 mount (manual focus confirmation, focus aid, stop-down exposure metering)

Also compatible with Hasselblad V series lenses (manual focus confirmation, focus aid, stop-down exposure metering). Requires optional Lens Mount Adapter #310-244 (Black) or #310-245 (Silver)

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 and 0 to +3)
Built-in eyepiece shutter

Focusing Screen
Interchangeable:
Matte (supplied with camera)
Grid (Checker)
Manual Focus Microprism 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 AUTO)
Exposure compensation value (difference between set value and actual value)
AE Lock
Bracketing Position
Battery Checker

AF System
TTL phase-difference detection type, user-selectable focusing point (center, left, right or auto)

Detecting Device
4 CCD line sensors in a | + | shape (area indicated on the focusing screen, 10.8 x 3.6mm)

Infrared AF Sub-Beam
Activates automatically under low light, low contrast in Single (S) AF Mode
Switchable On/Off.
Range: 29.5 ft. with 80mm f/2.8 AF lens
Automatic switching to flash unit's built-in sub-beam when Metz flash unit is attached with SCA 3952 adapter

AF Lock
Half-press on shutter release and AF Lock Button

Exposure Control Modes
Manual (M)
Flash Sync (X)
Aperture priority AE (Av)
Shutter priority AE (Tv)
Programmed AE (P) with program shift: PH and PL settings possible

Metering Method
5-segment evaluative center-weighted average (AV) with bright point elimination
Spot (S)
Variable Ratio Auto-Shift (A-S AUTO)

Setting Steps
Shutter speed and aperture both can be set in 1/3 or 1/2 steps
Electronic dial lock (in X, M, Av and Tv exposure modes)

Light Metering
TTL metering; center-weighted average (AV), spot (S) and auto A-S variable ration

Metering Range
EV 2 to EV 19 (with ISO 100 film, f/2.8 lens)

Exposure Compensation
+/-3 EV or +/- 5EV (1/3, 1/2 or 1 steps)

Film Speed
ISO 25 to 6400

AE Lock
With AEL button; released by re-pressing or power switch off; light metering value differentiation in viewfinder exposure compensation display when AEL button is held down; +/-6 EV (1/3 step); shift from set to metered value in M metering mode

Shutter
Electronically controlled vertical metal focal-plane shutter

Shutter Speeds
AE: 30 to 1/4000 sec. (1/8 step)
Manual: 30 to 1/4000 sec. (1/2 step)
X (locks shutter speed to 1/125th sec. while allowing for full control of aperture values)
B (Bulb, electronically controlled)
Automatic shutter curtain open mechanism (opens when film magazine, Polaroid holder or digital back is removed, automatically closed when re-attached)

Auto-Bracketing
Enabled with Auto-Bracketing button (2 or 3 frames selectable) , 0.3, 05, 0.7, 1EV step units selectable

Flash Synchronization
1/125 sec. or slower, automatically sets to 1/125 when shutter speed dial is set to higher speeds (when Metz flash unit is used). In P mode, the shutter speeds are controlled to 1/125 ~ 1/60 sec.

Flash Control
TTL direct metering, supports Metz SCA3002 system (SCA 3952 adapter required), and SCA 3000 and SCA 300 series (300 series requires both SCA 3952 and SCA 3000C converter)

Film Transport
Automatic via built-in motor, single or continuous exposures 2 frames per second (with new HM402 Roll Film Magazine).

Film Loading
Automatic advance to first frame when shutter release button is pressed (Easy Loading)

Multiple Exposure
Enabled with Multiple Exposure Button (2 to 6 exposures or unlimited); can be cancelled. More exposures may be dialed in before exposure set is complete

Mirror-Up
Electronically-activated by Mirror-Up switch on grip

External LCD
On camera body:
Aperture value
Shutter speed value
AEL
Battery check
Programmed AE
Programmed AE shift value
Data imprinting mode
Flash Compensation Indicator (Over/Under)
Auto-Bracketing indicator
Multiple Exposure indicator
Self-Timer indicator
On Interchangeable Film Magazine:
ISO speed
Type of film (120 or 220)
Exposure number
Buffer for ZD Digital Back v1.1 and newer
On Interchangeable Film Magazine:
ISO speed
Type of film (120 or 220)
Exposure number

Data Imprinting
7 segment dot matrix
DATA mode imprints:
Exposure mode
Aperture value
Shutter speed value
Exposure compensation
Bracketing position (normal, over, under)
Metering mode
ID number
Lens Focal Length
DAY mode imprints:
Year
Month
Date
Time
ID number (switchable between enabled and disabled)

Sync Terminal
X contact (sync speed 1/125th sec. and slower)

Cable Release
On shutter button

Remote-Control
Terminal On side of body (works with remote triggering devices and electromagnetic cable releases)

Self-Timer
With shutter release mode selector 2 to 60 sec. (default setting: 10 sec., can be set in 1 sec. steps between 2 and 10 sec., and in 10 sec steps between 10 and 60 sec.)

Depth-of-Field Preview
Preview button on front of camera, aperture can be changed during DOF check

Tripod Socket
1/4 inch and 3/8 inch included

Power Requirements
6 AA batteries (alkaline-magnesium or rechargeable Nickel-metal hydride)

Size
6"(W) x 5"(H) x 7.2"(D) (153 x 128 x 184mm)

Weight
61oz. (1730g). w/o batteries / 1730g

Custom Functions
36 custom settings

Specifications are subject to change without notice.