The Cactus AF50 is a solid performing flash with comprehensive features and a competitive price. The following are some of the outstanding features of this flash:
TTL
Fully supports Pentax P-TTL, an advanced programming and computerized circuitry of the flashgun provide correct amount of flash light output according to the camera's exposure measurement through the lens. If you prefer quick shooting and automatic flash power control, then the TTL mode of the Cactus AF50 is just for you.
Manual Flash Power Control
For those who usually opt for manual power control, a 5-level of "Power Ratio" (full power, 1/2, 1/4, 1/8 and 1/16) could be selected in M (manual) mode. The LC display automatically shows the flash-to-subject distance required for correct exposure.
Wireless TTL
The AF50 is equipped with an advanced wireless TTL can synchronize with a master flash through the lens, and enjoy creative flash in a multiple flash setup. Flash can now be fired from various directions without worrying about pre-flash from your camera which may trigger other flash units.
The above are only some of the features of the Cactus AF50. For a full list of other functions please refer to the specification.
For greater flexibility and creativity, the Cactus AF50 can be used with Cactus wireless flash trigger so the flash may be placed at any angle and at greater distance from your subject and camera. The lighting effects you can create are endless!