HEAD-MOUNTED DISPLAY

A head-mountable display comprising a main body in which a display is built, a wearing band extending from the main body and having a shape enclosing a head of a user during use, the wearing band comprising a right-side extending section and a left-side extending section, a movable section linking the right-side extending section with the left-side extending section, the movable section being movable relative to the right-side extending section and the left-side extending section in a retracting direction in which the movable section moves closer to the main body, and in an extending direction in which the movable section moves further from the main body, a locking mechanism capable of switching the wearing band between an unlocked state in which movements of the movable section in the extending direction and the retracting direction are allowed and a locked state in which a movement of the movable section at least in the extending direction is restricted, and a first manipulating member arranged on the movable section, the first manipulating member being a rotary member being able to be rotated by the user, wherein the movable section is configured to be moved in the retracting direction when the first manipulating member rotates.