Patent attributes
A head mounted display device is provided. The head mounted display device includes a main frame including a lens, a front case including a seating area in which an electronic device is seated, a peripheral area that surrounds at least a portion of a periphery of the electronic device, a connector holder that is horizontally movable from one side of the peripheral area and that is electrically connected to a connection port of the electronic device while surrounding at least a portion of one side of the electronic device when the electronic device is mounted, and a fixing holder that is horizontally movable from one side of the peripheral area and that surrounds a portion of an opposite side surface of the electronic device when the electronic device is mounted.