Head mounted display

A head mounted display, comprising:

• a first display;
• a second display;
• a transmission component, connecting the first display and the second display;
• an electrically controlled driver, coupled to the transmission component, wherein the electrically controlled driver drives the transmission component in an electronic control mode to adjust a distance between the first display and the second display;
• and
• a manual adjustment component, detachably coupled to the transmission component, wherein the manual adjustment component is coupled to and drives the transmission component in a manual mode to adjust the distance between the first display and the second display, and the manual adjustment component is separated from the transmission component in the electronic control mode,
• wherein the transmission component has a fixed connection end and a first coupling end opposite to each other, the fixed connection end is fixedly connected to the electrically controlled driver, and the first coupling end is detachably coupled to the manual adjustment component.