The Phase One 645 Camera body is lightweight, with a user-friendly ergonomic design. It is an open platform, designed to support pro photographers’ choice of lenses and digital backs or film operation to achieve superior image quality. The camera system comes with a warranty covering 3 years or 300,000 shutter actuations, and is backed by full support and service of a global team of Phase One dealers.
Each camera system comprises the camera body, one 80mm F2.8 lens, P+ digital camera back, and Capture One 4.1 software.
| Camera Type |
6 x 4.5cm format, electronically controlled focal-plane shutter, TTL multiple mode AE, AF single lens reflex camera. |
| Image Size |
56 x 41.5mm (actual image size). |
| Image resolution |
P45+ Camera: 39Mpix / P30+ Camera: 31,6 Mpix / P25+ Camera: 22 Mpix / P21+ Camera: 18Mpix / P20+ Camera: 16 Mpix |
| ISO range |
50 - 1600 depending on camera model |
| Lens Mount |
Phase One 645 mount, fully compatible with Mamiya 645AF and M645 lens range, Hasselblad V-lenses and Pentacon Six lenses for manual focusing with focus aid & stopped-down exposure metering. |
| Viewfinder |
Fixed prism viewfinder magnification x 0.71. |
| Viewfinder Information |
Focus assist and out-of-focus direction marks, aperture value, shutter speed, metering mode (A, S, A-S), exposure compensation value, bracketing order, flash ready mark and AE lock. Built-in eyepiece shutter and diopter adjustment (-2.5 to +0.5). |
| Focusing Screen |
Interchangeable: Matte(standard), checker or manual focus micro prism for M645 lenses. Standard focus screen delivered with laser engraved masking for the Phase One digital back. |
| Auto-Focus System |
TTL phase-difference detection system with 4 CCD line sensors in a I + I shape, working range of EV -1 to 18 (ISO 100). |
| Focusing Area |
Displayed on focusing screen (within an area of 10.8 x 3.6mm at center of image). Selectable measuring points are: center, right, left or auto. |
| AF Assist IF Beam |
Automatically activates under low light or low contrast. Effective range of 9m (with Mamiya AF 80mm lens). On/off selectable. |
| AF Lock |
Possible by pressing AFL button or half-pressing shutter release button in single AF mode. |
| Exposure Modes |
Aperture-priority AE, shutter speed priority AE, programmed AE (program shift possible), manual. |
| Shutter Speed/ Aperture Steps |
1/3 steps. (1/2 or 1 step increments selectable by custom functions). Dials can be locked. |
| Metering Mode |
TTL open aperture metering, center-weighted average (A), spot (S), Variable ratio (A-S, auto). |
| Metering Range |
EV 2 to EV 19 (when using ISO 100 and 80mm F2.8 lens). |
| Exposure Compensation |
±3EV with 1/3, 1/2 or 1 step increments (expandable to ±5EV by custom function). |
| AE Lock |
Possible with AEL button. Continually pressing the AEL button will display difference between set value and metered value. |
| Shutter |
Electronically controlled metal focal-plane shutter (vertical travel). |
| Shutter Speed |
60 min. to 1/4000 seconds, X, and B (electronically controlled bulb). Shutter curtain protection mechanism (automatic retraction when film back is detached). |
| Auto-Bracketing |
Selectable from 3 or 2 frame settings. |
| Flash Synchronization |
1/125 sec. in X mode, 1/125 sec. or slower in M and TV modes, 1/125 to 1/60 sec. in P and AV modes (when using SCA adapter). X sync. speed is changeable by custom functions. 1st and 2nd curtain synchronization is possible. |
| Flash Control |
TTL direct metering, compatible with Metz SCA3002 system (SCA3952 adapter is required). |
| Multiple Exposure |
Possible with the Multiple exposure button. 2 to 6 exposures with mid-function cancellation, quantity modification or unlimited shooting. |
| Mirror-Up Photography |
Possible with the release mode dial. |
| External LCD Displays |
Program mode mark, date&time, aperture value, shutter speed, custom settings, AF area, metering mode, multiple exposure, auto-bracketing, flash compensation value, exposure compensation value, battery level, imprinting mode, self timer, difference from metered value. |
| Sync Terminal |
X contact (sync speed 1/125 sec.). |
| Mechanical Cable Release |
Compatible with socket on the shutter release button. |
| Remote-Control Terminal |
On the side of camera body, for use with an electro-magnetic cable release. |
| Self Timer |
Selectable from 3 to 60 seconds (default setting is 10 seconds, 1 sec. increments between 3 to 10 seconds, 10 sec. increments between 10 to 60 seconds) |
| Depth-of-field Confirmation |
Possible with the DOF preview button. |
| Tripod Socket |
U 1/4 inch and U 3/8 inch screws included. |
| Battery Type |
Camera body: 6 AA batteries (alkaline-magnesium or rechargeable Nickel-metal hydride) |
| Digital Back: 7,2 V rechargeable |
| External Power Source |
AC adapter and external battery case. |
| Size and Weight |
153mm/ 6'' (W) x 128mm/ 5'' (H) x 184mm/ 7'' (D) 2,250g (including AF 80/2.8 Lens and P+ digital Back) |
| Film Support |
Automatic winding with single or continuous frames via a built-in motor. Mid-roll change is possible. Winding speed of 2 frames per second (when using the HM402 120/ 220 roll film holder). Automatic wind-up after the last frame |
| Tethered shooting |
Possible with Capture One 4 raw conversion software |
