R45
Ap
pend
ix
Model Description
Image Capture Unit
File Formats
Viewfinder
Live View
LCD Monitor
Main Specifications
Type
TTL autofocus, auto-exposure medium format digital
SLR camera
Lens Mount
PENTAX 645A
F2
mount with AF coupler, lens
information contacts, and power contacts
Usable Lens
PENTAX 645A
F2
, 645A
F
and 645A mount lenses
Image Sensor
Type: CMOS with a primary color filter
Size: 43.8 × 32.8 (mm)
Effective Pixels
Approx. 51.4 megapixels
Total Pixels
Approx. 52.99 megapixels
Dust Removal
Image sensor cleaning using ultrasonic vibrations
“DR II” with the Dust Alert function
Sensitivity
(Standard output)
ISO AUTO/100 to 204800 (EV steps can be set to
1EV, 1/2 EV, or 1/3 EV)
Image Stabilizer
Lens-shift type (when a lens with SR system is used)
Recording
Formats
RAW (PEF/DNG), TIFF, JPEG (Exif 2.30), DCF 2.0
compliant
Recorded Pixels
JPEG:
q
(51M: 8256×6192),
p
(36M: 6912×5184),
o
(21M: 5376×4032),
r
(3M: 1920×1440)
RAW:
q
(51M: 8256×6192)
TIFF:
q
(51M: 8256×6192)
Quality Level
RAW (14bit): PEF, DNG
JPEG:
m
(Best),
l
(Better),
k
(Good),
RAW + JPEG simultaneous recording available
Color Space
sRGB, AdobeRGB
Storage Media
SD, SDHC*, SDXC* memory card, Eye-Fi card,
FLUCARD *UHS-I compatible
Dual Card Slot
Sequential Use, Save to Both, Separate RAW/JPEG,
Copying images between slots possible
Storage Folder
Folder Name: Date (100_1018, 101_1019...) or a
user-assigned name (default: PENTX)
Storage File
File Name: a user-assigned name (default: IMGP****)
File No.: Sequential Numbering, Reset
Type
Keplerian telescopic trapezoid prism finder
Coverage (FOV)
Approx. 98%
Magnification
Approx. 0.62× (55mm F2.8 at infinity),
Approx. 0.85× (75mm F2.8 at infinity)
Eye-Relief Length
Approx. 21 mm (from the view window),
Approx. 24.1 mm (from the center of lens)
Diopter
Adjustment
Approx. -3.5 m to + 2.0 m
-1
Focusing
Screen
Interchangeable Natural-Bright-Matte focusing
screen
Type
TTL method using CMOS image sensor
Focus Method
Contrast detection AF (Face Detection, Tracking,
Multiple AF Points, Select, Spot)
Focus Peaking: ON/OFF
Display
Field of view: approx. 100%, Magnified view (2×, 4×,
8×, 12×, 16×), Grid Display (Grid Style: 4×4 Grid,
Golden Section, Scale, Square 1, Square 2, Grid
Color: translucent black, translucent white),
Histogram, Highlight Alert, Rotate Display 180°
Type
Tiltable TFT color LCD monitor featuring an air-
gapless structure with an AR-coated, tempered-glass
front panel
Size
3.2 inches
Dots
Approx. 1037K dots
Adjustment
Brightness, Saturation and Color adjustable
