Pentax K-1

This article is about the full-frame DSLR. For the mirrorless camera, see Pentax K-01.

The Pentax K-1 is the first production Pentax full-frame digital SLR camera. As the flagship model of the Pentax K-mount system, it includes several new and improved features, including a five-axis SR II in-body image stabilization system, newly designed flexible tilt articulating screen mounted on four metal struts allowing for rotation about the optical axis in addition to upward and downward tilt, and improved autofocus and metering systems.

Pentax K-1

Overview
Maker	Ricoh Imaging
Type	Digital single-lens reflex camera
Released	April 2016
Intro price	US$1799.95
Lens
Lens mount	Pentax KAF2
Sensor/medium
Sensor	CMOS
Sensor size	35.9×24 mm (35 mm full-frame)
Sensor maker	Sony
Maximum resolution	7360×4912 (36 megapixels) in full-frame mode 4800×3200 (15 megapixels) in APS-C mode
Film speed	ISO 100–204800 in 1, ½, or ⅓ EV steps
Recording medium	Dual SD/SDHC/SDXC card slots with UHS-I support
Focusing
Focus modes	Single, continuous, and manual; spot, single-point selection, expanded-area (three sizes), zone select, 33-point automatic
Focus areas	33 points, 25 cross-type (SAFOX 12)
Exposure/metering
Exposure modes	Fully automatic, program, aperture priority, shutter priority, sensitivity priority, aperture and shutter priority, manual, bulb, X-sync shutter speed, five User presets
Exposure metering	86,000-pixel RGB metering sensor with Real-Time Scene Analysis System
Metering modes	Multi-segment, center-weighted, spot
Flash
Flash synchronization	1/200 s X-sync
Shutter
Shutter	Vertical-travel focal-plane shutter; rated for 300,000 actuations
Shutter speed range	1/8000 s to 30 s in ½ or ⅓ EV steps, from 10 s to 20 min in bulb timer mode
Continuous shooting	4.4 fps in full-frame mode 6.5 fps in APS-C mode
Viewfinder
Viewfinder	Eye-level pentaprism, 100% coverage, 0.70× magnification with 50 mm lens
Image processing
Image processor	PRIME IV
White balance	Yes
General
Video recording	H.264/MPEG-4 AVC; 1920×1080 at 60i/50i/30p/25p/24p, 1280×720 at 60p/50p
LCD screen	3.2 inch cross-tilt LCD with 1,037,000 dots
Battery	D-LI90 lithium-ion battery
Optional battery packs	D-BG6 battery grip accepts additional D-LI90 battery or 6 AA (R6) batteries
AV port(s)	HDMI Type D
Data port(s)	USB 2.0 Micro-B
Body features	Magnesium-alloy body on stainless-steel chassis; weather-sealed with 87 seals and cold-proof to −10 °C
Weight	1,010 g (36 oz) with battery and memory card 925 g (32.6 oz) body only
Made in	Philippines
Footnotes
integrated GPS receiver LEDs on lens mount, display and memory slots

History

The camera was officially announced on February 5, 2016,^[1] launched on February 17, 2016^[2] and first shipped on April 28, 2016.^[3]

Ricoh has continued to update the camera after release through free downloadable firmware updates. These have added features including, in v1.40, a night vision mode and a timer for bulb mode.^[4]

Limited Edition

A Silver Limited Edition was announced on 24 August 2017, with 2000 units available worldwide.^[5]

K-1 II

On 22 February 2018, Ricoh announced the Pentax K-1 Mark II with availability from the end of April 2018.^[6] Changes and improvements are the use of the newer imaging processing unit from the KP model as well as faster and more accurate autofocus.^[7]

Upgrade Service

In 2018, Pentax offered an upgrade for owners of the K-1 which replaces the mainboard and includes the Image Processing Unit of the K-1 II.^[8]

Reception

External image
Pentax K-1 sample, review and user images, >20MPix. Google Image search

The K-1 achieved the German iF Design Award 2017^[9] and Winner status in the German Design Award 2018.^[10]