A blind-spot image device with adjustment rings is applicable to a vehicle and includes a housing and a camera module in addition to two adjustment rings, wherein the housing has an opening and is protrudingly provided with an extension portion corresponding in position to the opening; the rear half of the camera module extends into the opening; the front side of the camera module is provided with a lens element; and the adjustment rings are mounted around the camera module and hold the extension portion between them, with one adjustment ring lying outside the housing and the other adjustment ring inside the housing. The blind-spot image device is characterized in that the corresponding sides of the two adjustment rings are inclined, and that the shooting angle of the lens element can be changed by rotating the adjustment rings.