Electronic device

The present invention relates to an electronic device. More particularly, the present invention relates to an electronic device used in virtual reality (VR), augmented reality (AR), mixed reality (MR), etc.Disclosed herein is an electronic device including: a frame including at least one opening; a control unit fixed to the frame and generating an image; and an optical display unit positioned at the opening of the frame and receiving the image from the control unit and emitting the received image, in which the frame includes a front frame including the at least one opening and extending in a first horizontal direction and first and second side frames which is extended in a second direction crossing the front frame and are fixed at both ends of the front frame, and the first and second side frames parallel to each other, and the control unit has a structure in which a location of the control unit is adjusted on the any one of the first and second side frames so that the location of the image provided from the control unit and shown on the optical display unit is changed.