The eye rank training device which possesses the slide marker

摘要

This invention general, it regards the eye rank training device which although it trains and improves and can use the capacity of the individual who adjusts the visual sense. The based component of the device containment by the user, as for the joint component it is possible, to extend from the based component, for example as for the other end of the joint component it is possible to lock in the wall. To possess various visual sense features it is possible the slide marker which slide possibly is laid out between each destal and on the joint component. For example, each marker may be the color which differs. As for the marker it is possible, as for the subject to make the position move where the top of the joint component differs it is possible to make that focus move between the various markers. As for the joint component, it can wind around the channel for example in the based component, containment inside the opening in the based component, it can enclose to the cavity inside the based component or by containment inside the cavity which is contained inside the based component.