An optical measuring device integrated with a head mounted display for capturing at least one parameter of at least one eye (10l, 10r) of a test person wearing the optical measuring device, comprising: a frame; at least one frame insert (81, 8r) attached to the frame; and at least one capturing unit (3l, 3r); wherein the frame is designed to fix the optical measuring device in such a way to the head of the test person, that the at least one frame insert (81, 8r) is positioned in front of at least one eye (10l, 10r) of the test person for at least one direction of view of the at least one eye (10l, 10r) on the optical axis of the at least one eye (10l, 10r); and wherein the capturing unit (3l, 3r) is designed to optically capture the at least one parameter of the at least one eye (10l, 10r), characterized in that the at least one frame insert comprises a display unit and an optical element, wherein the capturing unit (3l, 3r) is arranged in such a way (a) that the optical path for the capturing of the at least one parameter of the at least one eye (10l, 10r) excludes the frame insert (81, 8r) and entirely runs within a space (Sp) which, with the optical measuring device fixed to the head of the test person, extends between the frame insert (81, 8r) and the at least one eye (10l, 10r), wherein the capturing unit (3l, 3r) comprises a camera (3l, 3r) and an optical sensor within the camera (3l, 3r), wherein: the optical path for capturing the at least one parameter of the at least one eye (10l, 10r) extends in a straight line from the camera (3l, 3r) to the eye (10l, 10r); or the optical measuring device comprises a mirror, wherein the camera (3l, 3r) and the mirror are arranged in such a way on the frame, that with the optical measuring device fixed to the head of the test person the optical path for capturing the at least one parameter of the at least one eye (10l, 10r) extends from the camera via the mirror to the eye (10l, 10r). a frame; at least one frame insert (81, 8r) attached to the frame; and at least one capturing unit (3l, 3r); wherein the frame is designed to fix the optical measuring device in such a way to the head of the test person, that the at least one frame insert (81, 8r) is positioned in front of at least one eye (10l, 10r) of the test person for at least one direction of view of the at least one eye (10l, 10r) on the optical axis of the at least one eye (10l, 10r); and wherein the capturing unit (3l, 3r) is designed to optically capture the at least one parameter of the at least one eye (10l, 10r), characterized in that the at least one frame insert comprises a display unit and an optical element, wherein the capturing unit (3l, 3r) is arranged in such a way (a) that the optical path for the capturing of the at least one parameter of the at least one eye (10l, 10r) excludes the frame insert (81, 8r) and entirely runs within a space (Sp) which, with the optical measuring device fixed to the head of the test person, extends between the frame insert (81, 8r) and the at least one eye (10l, 10r), wherein the capturing unit (3l, 3r) comprises a camera (3l, 3r) and an optical sensor within the camera (3l, 3r), wherein: the optical path for capturing the at least one parameter of the at least one eye (10l, 10r) extends in a straight line from the camera (3l, 3r) to the eye (10l, 10r); or the optical measuring device comprises a mirror, wherein the camera (3l, 3r) and the mirror are arranged in such a way on the frame, that with the optical measuring device fixed to the head of the test person the optical path for capturing the at least one parameter of the at least one eye (10l, 10r) extends from the camera via the mirror to the eye (10l, 10r). the optical path for capturing the at least one parameter of the at least one eye (10l, 10r) extends in a straight line from the camera (3l, 3r) to the eye (10l, 10r); or the optical measuring device comprises a mirror, wherein the camera (3l, 3r) and the mirror are arranged in such a way on the frame, that with the optical measuring device fixed to the head of the test person the optical path for capturing the at least one parameter of the at least one eye (10l, 10r) extends from the camera via the mirror to the eye (10l, 10r).