* The special design of skidproof handwheel, only turn round the handwheel, it will become clear and high definition image * The light transmittance of the whole optical multilayer composite broadband film is better, even in a week light environment,…
* The special design of skidproof handwheel, only turn round the handwheel, it will become clear and high definition image * The light transmittance of the whole optical multilayer composite broadband film is better, even in a week light environment,…