VT-3520 is a new head for photographic and bird watching which developed by KINGJOY, it is designed to support DV, and also can be used as a positioning telescope for cameras with long focal lenses and digital photography, as well as for cameras with digital astronomy. It's suitable for bird watching telephoto lens at around 400 mm, 600 mm, 800 mm,etc.
*Security Knob: The security knob can prevent the quick release plate from skidding.
*Dumping Tension Device: The newest damping tension knob design can set the dumping strength easily.
*Pitch Angle Reached -70掳 to 90掳Damping Fluid System: The flexible multi angle shooting space offers great convenience for photography creation.
*Adopt Dynamic Balance Knob Design: You can adjust damping fluid between loosen and tightness freely through adjust dynamic balance knob when shooting. It ensures the smooth operation of shooting and make the photography more interesting.