An opening structure of image device comprises a body, at least a sliding track, at least a sliding sleeve, and a shield, wherein the sliding sleeve slide on the sliding track in order to drive synchronously the shield to achieve opening or closing status. Furthermore, the image device is entirely enclosed into the shield so as to prevent the image device from dust pollution and unexpected damage when the shield is at closing status. Meanwhile, the shield can be designed to be a special look, which will bring to user a fashionable feeling.