Shell device and optical focusing device

The invention relates to the technical field of electronic equipment, and provides a shell device and an optical focusing device. The optical focusing device comprises a shell, an optical device, a driving voltage part and a camera module, the optical device is arranged in the shell and comprises a closed cavity, the closed cavity is provided with a containing cavity filled with immiscible conductive fluid and insulating fluid, and an interface is formed between the conductive fluid and the insulating fluid; the driving voltage part is used for changing an interface; the camera module and theoptical device are oppositely arranged. According to the optical focusing device, the light direction can be changed through the optical device, and the miniaturization design of the optical focusingdevice can be met in cooperation with the camera module. 本申请涉及电子设备技术领域，提出了一种壳体装置及光学对焦装置。光学对焦装置包括壳体、光学器件、驱动电压部以及摄像头模组，光学器件设置于壳体，光学器件包括密闭腔体，密闭腔体具有填充有不相溶的导电流体和绝缘流体的容纳腔，导电流体和绝缘流体之间形成界面；驱动电压部用于使界面变化；摄像头模组与光学器件相对设置。本申请的光学对焦装置通过光学器件可