Abstract: An eyeglass frame 12 for a head mounted display 10 comprises a lens supporting member 28a, 28b that supports eyeglasses 26a, 26b and is mounted on a mount portion 16 of the head mounted display 10; and plurality of engaging portions 38a˜38d, 42a˜42d, 44a,44b, 48a, 48b that are formed on positions corresponding to various shapes of the mount portion 16 on outer circumferential portion of the lens supporting member 28a, 28b and engage with an internal wall surface 36 of the mount portion 16, wherein the engaging portions 38a˜38d include elastic members slidable along the internal wall surface.