Specification: ·
Made of quality aluminum alloy
(the connected screws are also made of aluminum alloy not plastics), stronger
and more durable with high-temperature resistance for long time use;
Professional optical lens can produce stage focusing ..
Specification:·
Built-in variable geometric
modelling chip, which allows to show various shapes, such as square, triangle,
rectangle, line etc.·
Distributed card slot design,
multiple graphics effect..