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Pentax 645Z Medium Format DSLR Camera (Body Only)

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3.40 LBS
Calculated at checkout
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Product Description

Pentax 645Z Specs

Camera Type

TTL autofocus, auto-exposure medium format digital SLR camera


43.8 x 32.8 mm CMOS

Color Depth

JPEG: 8 bits/channel
RAW: 14 bits/channel

Effective Pixels


Total Pixels


File Formats

Stills: RAW (PEF/DNG), TIFF, JPEG (Exif 2.30), DCF2.0 compliant
Video: MPEG-4 AVC/H.264 (MOV) *Motion JPEG (AVI) for Interval Movie Record


JPEG: L (51M: 8256 x 6192), M (36M: 6912 x 5184), S (21M: 5376 x 4032), XS (3M: 1920 x 1440)
RAW: L (51M: 8256 x 6192)
TIFF: L (51M: 8256 x 6192)

Image Quality

JPEG: ★★★ (Best), ★★ (Better), (Good), RAW + JPEG simultaneous recording available

Video Resolution

Full HD: (1920x1080, 60i/50i/30p/25p/24p) 
HD: (1280x720, 60p/50p/30p/25p/24p)

Video Recording Time

Up to 25 minutes

Dust Removal

Image sensor cleaning using ultrasonic vibrations "DR II" with the Dust Alert function

Lens Mount

PENTAX 645AF2 mount with AF coupler, lens information contacts, and power contacts (stainless steel)


PENTAX 645AF2, 645AF and 645A mount lensesPENTAX 67 medium format lenses useable with adapter
SDM function: Yes

Image Stabilization

Lens-shift type (when using SR system lens)

Metering System

TTL open aperture metering using 86K pixel RGB sensor

Metering Range

EV -1 to 21 (ISO 100 at 55mm f/2.8)

Metering Modes

Multi-segment metering, Center-weighted metering, Spot metering

Exposure Compensation

±5 EV (1/3 EV steps or 1/2 EV steps)

AE Lock

Button type (timer-control: two times the meter operating time set in Custom Setting), Continuous as long as the shutter release button is depressed halfway

Exposure Bracketing

2, 3, or 5 frames, Available with Continuous, Self-timer, or Remote Control

ISO Sensitivity

Auto, 100 to 204,800 (EV steps can be set to 1EV, 1/2EV, or 1/3EV)

White Balance

Auto, Multi Auto, Daylight, Shade, Cloudy, Fluorescent Light (D: Daylight Color, N: Daylight White, W: Cool White, L: Warm White), Tungsten, Flash, CTE
Manual mode(s): Manual (up to 3 settings can be saved), Color Temperature (up to 3 settings can be saved), Copying the white balance settings of a captured image possible.

Shutter Type

Electronically controlled, vertical-run, focal plane shutter

Shutter Speeds

Auto: 1/4000 to 30 sec.
Manual: 1/4000 to 30 sec. (1/3 EV steps or 1/2 EV steps)

Exposure Modes

Program, Sensitivity Priority, Shutter Priority, Aperture Priority, Shutter & Aperture Priority, Manual, Bulb, Flash X-sync Speed, USER1, USER2, USER3

Drive Mode

Single Frame, Continuous (H, L), Self-timer (12 sec., 2sec.), Remote Control (immediately, 3 sec., continuous), Multi-exposure (available with Continuous, Self-timer or Remote Control), Interval Shooting, Interval Composite

Self Timer

Yes - 12 seconds, 2 seconds

Remote Control

Yes - infrared (0 seconds, 3 seconds, continuous), cable switch

Burst Rate

3 fps, JPEG ( L: ★★★ at Continuous H): up to 30 frames, RAW: up to 10 frames, TIFF: up to 12 frames

Focus System

SAFOX II TTL phase-matching autofocus with 27 AF points (25 cross type focus points in the center)

AF Modes

Single AF (AF.S), Continuous AF (AF.C), Manual, Focus operation customizable

Focus Area

Spot, Select, Expanded Area AF (S, M, L), Zone Select, Auto (27 AF Points)


EV -3 to 18 (ISO 100, at normal temperature)

Viewfinder Type

Kepler-telescopic, trapezoid prism finder

Viewfinder Coverage

Approximately 98%

Viewfinder Magnification

0.62x (55mm f/2.8 at infinity); 0.85x (75mm f/2.8 at infinity)

Focusing Screen

Standard: Interchangeable Natural-Bright-Matte focusing screen

Diopter Adjustment

-3.5 m to + 2.0 m-1

Depth of Field Preview

Optical (diaphragm stop-down), Digital

Eye-Relief Length

Approximately 21 mm (from view window)
Approximately 24.1 mm (from center of lens)

LCD Monitor

3.2" 1037k-Dot Tiltable TFT Color LCD

Electronic Level

Displayed in viewfinder and LCD panel (horizontal direction only); displayed on LCD monitor (horizontal direction and vertical direction)

Live View

TTL using CMOS image sensor

Live View Field of View


Live View Autofocus

Contrast detection AF (Face Detection, Tracking, Multiple AF Points, Select, Spot
Focus Peaking: On/Off

External Flash

Hotshoe (P-TTL), high speed sync and wireless with PENTAX dedicated flash, X-Sync Socket

Flash Modes

Flash On, Flash On+Red-eye Reduction, Slow-speed Sync, Slow-speed Sync+Red-eye, P-TTL, Trailing Curtain Sync, contrast-control-sync, high-speed sync, wireless sync (available with a dedicated external flash)

Flash Exposure Compensation

-2 to +1 EV (1/2 steps)

Flash Synch Speeds

1/125 sec

Storage Media

SD, SDHC*, SDXC* memory card, Eye-Fi card, FLUCARD (*UHS-I compatible)
Dual Card Slot: Sequential save, Save to Both Dual save, Separate RAW/JPG, Copying images between slots possible


Connection Ports: USB 3.0 (micro B), external power supply terminal, cable switch terminal, X-sync socket, HDMI output terminal (Type D), stereo microphone input terminal (USB Connection: MSC/PTP)
Video out: HD (via HDMI), NTSC, PAL

Computer System Requirements

Windows: Windows 8.1 (32 bit/64 bit) / Windows 8 (32 bit/64 bit) / Windows 7 (32 bit/64 bit) / Windows Vista (32 bit/64 bit), Intel Core 2 Quad or higher, 4GB or more
Mac: Mac OS X 10.9 /10.8 / 10.7 / 10.6, Intel Core 2 Quad or higher, 4GB or more

Power Supply

Rechargeable Li-Ion battery D-LI90
AC adapter available: AC Adapter Kit K-AC132 (Optional)

Material of Construction

Magnesium alloy shell over aluminum chassis

Weather Resistant

Yes - 76 special seals

Operating Temperature

14 to 104°F / -10 to 40°C


6.1 x 4.6 x 4.8" / 15.5 x 11.7 x 12.2 cm (excluding protrusions)


54.7 oz / 1.55 kg (including battery and memory card)


Packaging Info 

Package Weight

7.55 lb

Box Dimensions (LxWxH)

10.0 x 9.291 x 8.583"


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