... control structure the (including rotational joint trackwheel), the host control module. Gently up or down to toggle trackwheel, connected to the ... test conditions and environment use, high image clarity, the two directions of bending angle greater than 90 degrees, and a ... range: 10 ~ 100mml bending angle: ≥ 90 °l bending control in two directions: Rollerl FOV: 60 °l pixel :18-300000l Lighting: bright ...