• Dependable dustproof and weather-resistant design
  • Guide number of 20 at ISO 100/m
  • Bounce flash function, adjustable to angles of -10 to 90 degrees vertically

Designed for users who are seeking a compact, lightweight and portable flash, the AF201FG is compatible with your PENTAX K series and Q series digital cameras. Weighing a mere 141 grams, this handy flash will aide in capturing superb imagery. With its weather-resistant and dustproof construction, outdoor elements are no match. Enjoy the bounce flash function, which is adjustable to angles of -10 to 135 degrees vertically.



Clip-on, P-TTL auto flash unit with series control

Flash Modes

P-TTL auto (Leading curtain sync, Trailing curtain sync), Manual (FULL, 1/4)

Flash output compensation: Operation from the camera body
Flash output setting: Manual flash: (1/1, 1/4)
Flash sync modes: Leading curtain sync, Trailing curtain sync
Red-eye Reduction
Operates with autofocus cameras equipped with red-eye reduction feature

Bounce Head

Vertical bounce possible, click stops provided, need to release the bounce lock for -10°
Upward: 0°, 30°, 45°, 60°, 75°, 90°, 105°, 120°, 135°
Downward: 0°, -10°


Vertical 53° w / wide-angel panel 85°
Horizontal 70° w / wide-angel panel 98°

Flash Range

Approx. 0.7 m - 8.0 m (Guide No. 20, ISO 100, F/2.0)
ISO 25 - 1600

Color Temp



65 mm (W) × 72.5 mm (H) × 31 mm (T) (2.6'' × 2.9'' × 1.2'')
Weight: Approx. 141 g (5.0 oz.) without batteries


Guide Number

Maximum 20 (ISO 100/m).
In manual mode, two-step adjustment from 1/1 to 1/4

Power Supply

Automatic power-off: After approx. 3 min. of non-operation with the power on
Quick power on: By pressing the camera’s shutter release button halfway

Power source: Two AAA batteries - Alkaline (LR03) or Nickel-Metal Hydride (Ni-MH)

  • Case O-AC149


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