Head-mounted visual training instrument

Abstract

The invention discloses a head-mounted visual training instrument. The head-mounted visual training instrument comprises a shell and a fixing cover; the shell is hemispherical; the fixing cover coversthe front side of the shell and is fixed to the front side of the shell, a light through hole is formed in the position, corresponding to the fixing cover, of the front side of the shell, the fixingcover is composed of a cover body with the open upper portion and a cover board, and the cover board is connected with the cover body in a sliding mode; a card placement frame made from transparent material is arranged in the fixing cover, a luminous source is arranged on the front side surface of the card placement frame, a rack board is fixed to the bottom of the card placement frame, and innercavity walls of the fixing cover are connected with the left and right sides of the rack board in a sliding mode; a groove hole is formed in the center of the bottom of the cover body, an adjusting gear is installed in the groove hole in a rotating mode, and the two ends of the adjusting gear extend out of the groove hole, wherein the upper portion of the adjusting gear is meshed with the rack board. The head-mounted visual training instrument is high in portability, comfortable to wear and convenient to operate; meanwhile, the use enthusiasm of a patient can be aroused, and then the visual training effect is improved.

Description

technical field [0001] The invention relates to a rehabilitation instrument, in particular to a head-mounted vision training instrument. Background technique [0002] With the development of science and technology, the learning tasks of young students are gradually increasing. With the popularization of computers, the frequency of eye use of students has been greatly improved compared with before, which has led to the phenomenon of myopia among young people becoming more and more serious. [0003] In order to alleviate the myopia phenomenon of teenagers, technicians in related fields have proposed visual training, which is a set of special visual rehabilitation health care training for children under the age of 18 with myopia, hyperopia and amblyopia. It includes visual perception training, visual discrimination ability training, eye muscle adjustment training, binocular coordination training, stereo vision training and visual hygiene training. [0004] Most of the existing...

AI Technical Summary

Problems solved by technology

[0004] Most of the existing visual training instruments are large in size, resulting in poor portability, and cannot perform visual training anytime and anywhere; at the same time, most patients are in a passive state when using the existing visual training instruments, lacking autonomy, and easily make patients feel bored , not conducive to visual training

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