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Review Summary
Medium Format SLR (Single Lens Reflex) Camera
6x4.5-format
Pentax 645 AF mount (interchangeable with Pentax 645 A mount). Applicable lenses: (1) SMC Pentax 645-FA lenses; (2) SMC Pentax 645-A lenses (usable in manual-focus mode only).
Keplerian telescope viewfinder with interchangeable Natural-Bright-Matte focusing screen (AF Center Spot Matte screen as standard). Field of view: 92% vertical, 93% horizontal. Magnification: 0.76X (with 75mm lens at infinity with -1 diopter).
Viewfinder LCD (1) Focus indicator; (2) Shutter speed; (3) Aperture; (4) Flash status; (5) Bar graph; (6) AE lock; (7) Exposure compensation factor; (8) Out-of-exposure coupling range warning; (9) Over- and underexposure indication in Metered Manual.
External LCD (1) ISO film speed; (2) Exposure count; (3) Film transport status; (4) Battery level; (5) Photographic data imprinting.
AF Single
AF Servo
Manual Focus
TTL phase-matching autofocus system with focus lock and predictive autofocus. Effective illumination range: EV-1 EV18 (at ISO100). AF frame: (1) 3-point AF; (2) Spot AF. PCV beep sound for in-focus indication (cancellation possible).
+/-3.3EV (1/3EV steps) or +/-3.5EV (1/2EV steps).
TTL open-aperture multi-pattern metering. Metering mode: (1) Dual six-segment metering; (2) Center-weighted metering; (3) Spot metering. Metering range: EV2 EV21 (at ISO100 with 75mm F2.8 lens). Exposure mode: (1) Programmed AE; (2) Shutter-Priority AE; (3) Aperture-Priority AE; (4) Metered Manual; (5) Bulb. AE lock: Activated with AE lock button. Exposure value memorized for approx. 10 sec.
+/-1/3EV, +/-2/3EV, +/-1EV (1/3EV steps) or +/-1/2EV, +/-1EV, +/-1.5EV (1/2EV steps) Depth-of-field preview provided.
Electronically controlled vertical-run cloth focal-plane shutter. Speed: (1) Auto: 1/1000 sec. 30 sec. stepless; (2) Manual: 1/1000 sec. 6 sec.; (3) X-sync: 1/60 sec.; (4) Bulb; (5) Leaf-shutter lens: 1/8 sec. Shutter locked with main switch off.
accepts optional CS-105 and CS-130 Cable Switches and the TS-110 Release Timer Switch (as used with the MZ-S), as well as a standard cable release.
ISO6 ISO6400.
(1) Hotshoe (X-sync contact and dedicated flash contact); (2) X-sync socket. X-sync speed via hotshoe: 1/60-sec. automatically set at recharge completion of dedicated flash unit (X-sync speeds slower than 1/60 sec. can be used in Shutter-Priority AE and Metered Manual). TTL auto flash: Available with Pentax dedicated-flash units via hotshoe.
Automatic film advance with built-in motor. Loading: Automatic 1st frame positioning via shutter release button. Advance mode: (1) Single-frame advance; (2) Consecutive advance (approx. 2 frames/sec.) Automatic advance to film end after last frame. (Mid-roll advance to film end possible via mid-roll wind-up button).
1/4" x 20
-3.5 +1.0m-1 (diopters).
Electronically controlled self-timer with 12-second delay. Mid-operation cancellation possible.
accepts optional CS-105 and CS-130 Cable Switches and the TS-110 Release Timer Switch (as used with the MZ-S), as well as a standard cable release.
Yes
Yes
Yes
10 custom-programmable functions.
6 AA-size batteries (alkaline or lithium batteries). Battery life: Approximately 130 rolls of 120 roll film; approximately 100 rolls of 220 roll film (under in-house test conditions using alkaline batteries).
5.9" (W) x 4.4" (H) x 4.6" (D) (150mm x 111mm x 117mm)
45.2 oz. (1,280g) without batteries