The YS-27DX strobe is designed for multipurpose underwater photography. This new strobe has beam angle of 105° x 84° and a guide number of up to 20 (ISO 100 / m) / 66 (ISO 100 /feet), providing spread and power for subjects that range from wide-angle macro.
The light level control dial of the YS-27DX has nine different light level controls, which increments from a minimum power of GN 1.7 to a maximum power of GN 20 (1EV step). The light level control dial makes you to take ideal pictures, precisely adjustable to get just the right amount of light for the subject at hand. The YS-27DX offers a pre-flash cancel mode (*1) that ensures the strobe won't fire prematurely when used with digital cameras that emit a small pre-flash burst before the main flash. This strobe is compatible with most digital cameras that have a pre-flash An optional fiber optic cable accurately synchronizes the strobe with your digital camera's built-in flash.
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