Yongnuo YN585EX Speedlite for Pentax Cameras


Yongnuo YN585EX Speedlite for Pentax Cameras offers full P-TTL support, including rear curtain sync and red eye reduction. YN585EX offers a powerful guide number of 58m at ISO 100 and 105mm as well as a zoom head with coverage for lenses of 20-105mm. Also, it has a wide-angle diffusion panel that expands the beam to work with 14mm lenses. Along with these capabilities, the YN585EX can tilt from -7 to 90° and can rotate both left and right 180°.

SKU: yongnuoyn585p Categories: , Tags: , , ,

Yongnuo YN585EX Speedlite for Pentax Cameras

Yongnuo YN585EX Speedlite for Pentax Cameras is directly compatible with Pentax’s P-TTL system, permitting on-camera use with automatic exposure capabilities. It features a powerful guide number of 58m at ISO 100 and 105mm for illuminating your subject along with a zoom head with coverage from 20-105mm. Also, the flash can tilt from -7 to 90° and rotates 360° for versatility in bouncing your light.

Yongnuo YN585EX is a great alternative to much more expensive Pentax AF360FGZ II or Pentax AF540FGZ II flashes. YN585EX offers similar functions and power at much lower price. High guide number (58m), Wireless Slave mode and TTL support make this flash an excellent tool for both professional and amateur photographers.

Yongnuo YN585EX is capable of wireless slave TTL functionality when used with compatible master units. It is portable by running on 4 AA batteries and it can recycle in maximum 3 seconds when used on full power. Other features packed into this flash include 2nd-curtain sync and a multi-mode. Additionally, it has a 2.5mm sync port for remote triggering and comes with a carrying case and stand.

Yongnuo YN585EX Speedlite for Pentax Cameras Features:

  • Compatible with Pentax P-TTL cameras
  • Powerful operation with Guide number of 58 meters at ISO 100, 105mm. It is about the same power as the Pentax AF540FGZ II Flash or Yongnuo YN560 IV.
  • Many Flash Modes: M (Full Manual control), Multi (Multi flash bursts), wireless slave mode, S1/ S2 (optical slave modes).
  • A pull-out bounce card and wide-angle diffusion panel are available
  • Support for all P-TTL features like second curtain sync, FEB, FEC (-3 EV to +3 EV in 1/3 EV steps)…
  • Fast Recycle – 3 seconds at full power
  • Sound Beep – indicates recycle ready and low exposure (can be turned off).
  • Powerful AF assist light to help camera acquire focus in low light conditions.
  • PC sync port for wired remote triggering
  • Metal hot-shoe stand, solid and reliable with regular simple shoe locking ring – no complex lever system to break
  • Full manual control between 1/1 and 1/128 in 1/3 or 1/2 EV steps
  • Firmware upgrades via usb cable


Circuit designInsulated Gate Bipolar Transistor (IGBT)
Guide Number190′, 58 meters (ISO 100, 105mm)
Flash modeTTL, Manual, MULTI, S1, S2
Triggering Modewireless slave mode, S1, S2
Wireless groups1 group
Wireless Communication Channels4 channels
Wireless triggering distance20~25m indoor, 10~15m outdoor
Zoom range20, 24, 28, 35, 50, 70, 80, 105mm
Vertical rotation angle-7~90 degrees
Horizontal rotation angle0~360 degrees
Power supply4×AA size batteries (Alkaline or Ni-MH are supported)
Lighting times100~1500 times (AA alkaline cell used)
Recycle timeapprox 3s (AA alkaline cell used)
Color temperature5600k
Flash duration1/200s~1/20000s
Flash control8 levels of output control (1/128~1/1), 29 levels of fine tuning
External interfacehot shoe, PC sync port
Additional featuresSecond-curtain sync, auto zoom, manual zoom, sound prompt, advanced settings, automatically saving settings, PC port, power saving mode and overheat protection
Dimensions2.4 x 2.8 x 7.4″ / 60 x 72 x 188 mm
Net weight13.05 oz / 370 g

Compatible with:

Yongnuo YN585EX is compatible with all Pentax cameras

Package includes:

  • Flash speedlite YN585EX for Pentax cameras
  • Mini Stand
  • Protection case
  • Manual
  • Original box
Additional information


Flash Sync


Flash Type


Reviews (0)


There are no reviews yet.

Be the first to review “Yongnuo YN585EX Speedlite for Pentax Cameras”