The new Phase One 645 Camera is now shipping in volume worldwide. Based on an open platform, designed to support the photographers’ choice of lenses and digital backs or film operation, the Phase One 645 is available in a choice of five different configurations. Each camera system comprises the camera body, one 80mm F2.8 lens, P+ digital camera back, and Capture One 4.1 software.

Phase One Press Release

Phase One 645 Camera System now Shipping at Volume

COPENHAGEN, June 25, 2008 — Phase One has confirmed that the Phase One 645 Camera system—providing professional photographers freedom of choice—is now in volume production and shipping to customers world-wide.  As promised in March 2008, system component options and full technical details are included here.

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. 

Phase One 645 Camera system component options
The Phase One 645 camera system is available today in a choice of five different configurations, based on selected digital camera back: P 45+ (maximum resolution, fine details at 39 mega pixels), P 30+ (up to ISO 1600 sensitivity, fast capture, 31 mega pixels); P 25+ (near full-frame at affordable price, noise-free exposures up to 1 hour, 22 mega pixels), P 21+ (fast, unlimited burst capacity, small RAW file size, 18 mega pixels ), P 20+ (1:1 aspect ratio, cost effective, entry-level solution, 16 mega pixels). 

Each camera system comprises the camera body, one 80mm F2.8 lens, P+ digital camera back, and Capture One 4.1 software.

Technical specifications

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

Availability
The Phase One 645 Camera System is available through Phase One dealers who can provide a demo of the system and full pricing details.  For a list of Phase One partners, please see: http://www.phaseone.com/partners

About Phase One
Phase One is a leading provider of digital image capture and work flow management technology. The Phase One Camera offers open platform flexibility. Phase One P+ Series digital backs open new possibilities, putting the focus back on the moment of capture. Phase One Capture One software helps streamline the capture and post-production process.  Supporting DSLR, medium- and large-format photographic equipment, Phase One products are renowned for their superior quality, flexibility and speed — enabling pro photographers to realize their most subtle and most complex visions without compromise.
Phase One is an employee-owned company based in Copenhagen with offices in New York, London, Tokyo, Cologne and Shanghai.

For more information about the products, visit the Phase One web site on www.phaseone.com

Phase One and Capture One are registered trademarks of Phase One A/S.  All other brand or product names are trademarks or registered trademarks of their respective holders.

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