Head mounted display device

Abstract

A head mounted display device comprises a frame, an image display unit, an extension member and a retaining mechanism. The frame includes a front part, a connection part and a temple part. The front part is mountable on a user's nose and extends in a right-and-left direction in front of the user's eye. The connection part is fixed to at least one edge portion of right and left side edges of the front part and extends in a rearward direction from the one edge portion. The temple part is mountable on the user's ear and rotatably connected with the connection part around a rotation axis extending along an up-and-down direction. The image display unit includes an optical system and is configured to generate an image to be displayed for the user. The extension member extends in a forward direction from the one edge portion. The retaining mechanism is configured to detachably retain the image display unit in the extension member.

Dependencies are inferred from the claim text.