D728AF Electronic Flashgun is a fully dedicated AF TTL program
flash that are designed to work with Digital SLR for improved flash
photography.
Targeting at amateur and professional alike, the D728AF is
equipped with a guide number of 28m / 92ft (ISO100@50mm)
with full TTL metering, automatic shutter speed control and
aperture control of Digital SLR cameras.
Besides TTL features, the D728AF also incorporates an angle of
illumination to match the focal length of camera lens ranging from
28mm to 85mm.There is also an Infra-Red Autofocus assistance
beam that will ensure proper lighting under low lighting or complete
darkness condition.Bounce and swivel zoom head also allows creative
lighting under tricky lighting conditions.

Features at a glance
- Dedicator for Digital SLR Camera
- Guide No: 28m/92ft
- Auto Check indicator
- IGBT circuitry
- Zoom, Bounce and swivel Head
- Infra-red autofocus assistance beam

TECHNICAL SPECIFICATIONS
Guide Number: 28m / 92ft (50mm@ISO100)
Circuitry: IGBT
Automatic Range: 0.7 - 7m (F4)
AF illumination: 0.7 - 8.5m
Zoom Range: 28 - 85mm
Flash Duration: 1/700 (Full output)
Recycling Time: 4 - 6 sec
Bounce Adjustment: 0 - 90 degree
Horizontal Swivel: 0 - 330 degree
Color Temperture: 5600k
Number of flash: 100 - 300 set of batteries
Angle of coverage: Horizontal 60 degree
Vertical 45 degree
Power Source: 4x AA sized batteries