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A vision prevention and control, training method and near-eye display device based on near-eye display

A near-eye display and equipment technology, applied in medical equipment, eye exercisers, physical therapy, etc., can solve rare problems and achieve the effect of improving vision

Active Publication Date: 2022-04-15
BEIJING NEDPLUSAR DISPLAY TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] At present, there are various methods of protecting eyesight on the market, but there are few methods that can simultaneously prevent and control eyesight without affecting people's normal work, life or entertainment.

Method used

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  • A vision prevention and control, training method and near-eye display device based on near-eye display
  • A vision prevention and control, training method and near-eye display device based on near-eye display
  • A vision prevention and control, training method and near-eye display device based on near-eye display

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Embodiment Construction

[0027] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

[0028] The present invention provides a vision prevention and control method based on near-eye display, the specific steps are as follows figure 1 shown, including:

[0029] Step 101: Receive an instruction issued by the user to obtain the real object distance;

[0030] Users can choose different scenarios according to their own needs, such as c...

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Abstract

The vision prevention and control method provided by the present invention includes: receiving user instructions, reading the real object distance; selecting a corresponding virtual image distance calculation method according to the real object distance and user instructions, and determining and adjusting the virtual image distance. The present invention also provides a vision training method and a head-mounted display device using the method. By adopting the vision prevention and control and training method of the present invention and the head-mounted display device using the method, vision prevention can be achieved through positive defocusing. Control, improve vision by viewing virtual and real images alternately.

Description

technical field [0001] The present invention relates to the field of display technology, in particular to a near-eye display-based vision control and training method and a near-eye display device using the method. Background technique [0002] With the development of science and technology, the types of electronic products are increasing. Televisions, computers, tablets, mobile phones and near-eye display devices occupy most of people's work and life. People spend more and more time using their eyes, and various electronic products The resulting light can also cause damage to the human eye. Vision problems are becoming more common. China is the country with the largest myopia population in the world and the country with the most children with myopia. Statistics show that one-third of the second and third graders wear glasses, and the trend is even getting worse. [0003] At present, there are various methods for protecting eyesight in the market, but there are few methods...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61H5/00G16H40/63G16H20/30
CPCA61H5/00G16H40/63G16H20/30A61H2201/5043A61H2205/024
Inventor 程德文沈文睿
Owner BEIJING NEDPLUSAR DISPLAY TECH CO LTD
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