Metz MZ 44316S 44 AF-1 ADI Flash Mode / Pre-Flash TTL for Digital Sony  Cameras
The mecablitz 44 AF-1 digital impresses with its high performance (guide number 44 for ISO 100/21° and 105 mm), elegant design. A straightforward control panel with illuminated keys makes the device exceptionally easy to use. Numerous features such as fully automatic zoom, integrated wide-angle diffuser for 12 mm illumination, a flip-out reflector card and a USB interface for rapid software updates complete the system flash unit.  The mecablitz 44 AF-1 digital's numerous functions afford precise light output tailored to each individual subject. The fully swiveling reflector system with flip-out reflector card is perfect for bouncing flash. Furthermore, the integrated wide-angle diffuser is ideally suited for illumination of wide-angle focal lengths from 12 mm (135 format). Thanks to the slave function, the new system flash unit can even be used in TTL mode without constraints (depending on camera model). The four partial lighting levels can be adjusted on the back of the unit allowing the photographer to alter the brightness in manual mode according to personal taste.  So that the unit always has the latest software, updates can be carried out conveniently via the Internet even after purchase, over the Metz mecablitz 44 AF-1 digital's USB interface. Therefore, the flash remains fully compatible with any new camera models launched on the market.  Technical Specifications:  guide number 44 for ISO 100/21° and 105 mm; Vertical (+90°) and horizontal (300°) swivel reflector; LED displays; Motor zoom for 24 - 105 mm illumination; Integrated wide-angle diffuser for 12 mm illumination; Flip-out reflector card for soft flash illumination Modeling light (permanent light to check the image illumination, subject to camera); Integrated autofocus flash metering; Automatic unit shut-off;  ADI flash mode (Sony); Firmware update via integrated USB socket; Power supply 4 x AA alkaline-magnesium batteries or 4 x AA NC or NiMH rechargeable batteries.