Pentax K-3 Mark III

Type

TTL autofocus, auto-exposure SLR digital-still camera

Lens Mount

PENTAX KAF2 bayonet mount (AF coupler, lens information contacts, K-mount with power contacts)

Compatible Lens

KAF4, KAF3, KAF2 (power zoom compatible), KAF, KA mount lens

Image capture unit

Image Sensor

Primary color filter, CMOS.  Size: 23.3 x 15.5 (mm)

Effective Pixels

Approx. 25.73 megapixels

Total Pixels

Approx. 26.78 megapixels

Dust Removal

Image sensor cleaning using ultrasonic vibrations "DR II"

Sensitivity
(Standard output)

ISO AUTO/100 to 1600000 (EV steps can be set to 1EV, 1/2EV or 1/3EV)

Image Stabilizer

Sensor-shift shake reduction "SR II"(5-axis) Auto/Panning/Off
Compensation effect of 5.5 steps
*Measured in conformity to CIPA standards, using smc PENTAX-DA 18-135mmF3.5-5.6ED AL[IF]DC WR lens at a focal length of 135mm.

AA Filter Simulator

Moiré reduction using SR unit.  OFF/Low/High/Bracketing (2 images)/Bracketing (3 images)

File formats

File format

RAW (PEF/DNG), JPEG (Exif 2.3), DCF2.0 compliant

Recorded Pixels

JPEG:L(26M:6192x4128)、M(15M:4752x3168)、S(9M:3648x2432)、XS(2M:1920x1280)
RAW:(26M:6192x4128)

Quality Level

RAW (14bit): PEF, DNG
JPEG: ★★★ (Best), ★★ (Better), ★ (Good), RAW + JPEG simultaneous capturing available

Color Space

sRGB, AdobeRGB

Storage Medium

SD, SDHC and SDXC Memory Card (Conforms to USH-I, UHS-II standards)

Dual SD slot

Sequential Use, Save to Both, Separate RAW/JPG, Image copy between slots possible

Storage Folder

Folder Name: Date (100_1018,101_1019...) or User assigned folder name (Default "PENTX")

Recording File

File Name: "IMGP****" or User assigned file name
File name numbering: Sequential, Reset

Viewfinder

Type

Pentaprism Finder

Coverage (FOV)

Approx. 100%

Magnification

Approx. 1.05x (FA 50mmF1.4 at infinity)

Eye-Relief Length

Approx. 20.5mm (from the view window), Approx. 22.0mm (from the center of lens)

Diopter adjustment

Approx. -4.0m to + 1.0m^-1

Focusing Screen

Natural-Bright-Matte III focusing screen

Viewfinder Overlay

AF Points, Grid Display, Electronic Level, AF Frame, Spot Metering Frame, Crop, Smart Function, Operation Control Lock

Live view

Type

TTL method using image sensor

Focusing Mechanism

Contrast detection (Auto Area, Zone Select, Tracking, Select(L/M/S), Spot)

Functions

Focus Peaking, Face detection, Touch AF

Display

Field of View approx. 100%, Magnified view (up to 16x),
Grid Display (4x4 Grid, Golden Section, Scale, Square(L), Square(S), Grid Color: Black/Gray/White ), Histogram, Bright area warning, Composition Adjustment

LCD monitor

Type

Wide viewing angle TFT color LCD, Air-gapless glass

Size

3.2 inch (aspect ratio 3:2)

Dots

Approx. 1620K dots

Touch Screen

Capacitive sensing method

Adjustment

Brightness, Saturation and Colors adjustable

Outdoor View Setting

Adjustable ±2 step

Night Vision LCD Display

ON/OFF

White Balance

Type

Method using a combination of the image sensor and the RGBIr sensor

White Balance

AUTO WB, Multi Auto WB,
Daylight, Shade, Cloudy, Fluorescent Light (D:Daylight Color, N:Daylight White, W:Cool White, L:Warm White), Tungsten Light, CTE,
Manual WB (up to 3 settings), Color Temperature Configuration (up to 3 settings), Copying the white balance setting of a captured image

Fine Adjustment

Adjustable ±14 steps on A-B axis or G-M axis

Autofocus System

Type

TTL: Phase-matching autofocus

Focus Sensor

SAFOX 13, 101 point (25 cross type focus points)

Brightness Range

EV-4 to 18 (ISO 100 / at normal temperature)
*EV-4 with luminance flux based on F2.8 levels

AF mode

Single AF (AF.S), Continuous AF (AF.C)

AF Point Selection

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

AF Assist Light

Dedicated LED AF assist light

Metering

Type

TTL open aperture metering using 307K pixel RGBIr sensor, Multi-segment, Center-weighted, Spot and Highlight-weighted

Metering Range

EV-3 to 20 (ISO100 at 50mm F1.4)

Exposure Mode

Scene Analyze Auto, Program, Sensitivity Priority, Shutter Priority, Aperture Priority, Shutter & Aperture Priority, Manual, Bulb, Flash X-sync Speed, USER1, USER2, USER3, USER4, USER5

EV Compensation

±5EV (1/2EV steps or 1/3EV steps can be selected)

AE Lock

Button type (timer type: two times the meter operating time set in Custom Setting);
Continuous as long as the shutter button is halfway pressed

Shutter

Type

Electronically controlled vertical-run focal plane shutter
* Electronic shutter when using Pixel Shift Resolution

Shutter Speed

Auto:1/8000 to 30 sec., Manual:1/8000 to 30 sec. (1/3EV steps or 1/2EV steps), Bulb (Timed exposure setting possible from 1 sec. to 20min.)

LV Electronic Shutter

ON/OFF

Drive modes

Mode Selection

Single Frame, Continuous (H, M, L), Bracketing (2, 3 or 5 frames), Depth of Field Bracketing, Motion Bracketing, Mirror-up,
Multi-Exposure (Average/Additive/Bright), Interval Shooting, Interval Composite

Self-timer

12s, 2s

Remote Control

0s, 3s

Continuous Shooting

Max. approx. 12 fps, JPEG ( L: ★★★ at Continuous H): up to approx. 37 frames, RAW: up to approx. 32 frames
Max. approx. 7.0 fps, JPEG  L: ★★★ at Continuous M): up to approx. 60 frames, RAW: up to approx. 37 frames
Max. approx. 2.5 fps, JPEG ( L: ★★★ at Continuous L): up to approx. 90 frames, RAW: up to approx. 39 frames
*Depending on shooting conditions
*Continuous shooting speed slows down with High sensitivity