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Binocular stereoscopic vision based perception correction and training system

A stereo vision and training system technology, applied in physical therapy, eye exercisers, eye testing equipment, etc., can solve problems that cannot truly reflect the stereo vision state, change the clarity, brightness and color of objects, increase cross-infection, etc. problems, to achieve the effect of convenient software upgrade and update, convenient update, and improved compliance

Active Publication Date: 2015-04-15
BEIJING JIACHENG SHIXIN DIGITAL MEDICAL TECH
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This method is relatively simple, and the separation effect is very ideal, but it brings inconvenience to some special groups (such as young children and patients with ear and nose diseases, etc.). At the same time, multiple people wearing the same pair of glasses increases the chance of cross-infection
In addition, when the auxiliary separation glasses separate the binocular image, it also changes the clarity, brightness and color of the object image, which cannot truly reflect the stereoscopic vision state of people in a natural state.

Method used

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  • Binocular stereoscopic vision based perception correction and training system

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Embodiment Construction

[0034] like figure 1 As shown, the random dot stereogram is a pair of pictures composed of random dots made for the study of the subject’s vision. Directly observed, they do not have any graphic clues. When it is one, a three-dimensional figure can be seen, that is, depth perception is produced.

[0035] In one embodiment of the present invention, first make two completely identical random point graphs (see figure 1 L, R in the picture), and then move a square in the middle of the picture on the left to the right a little to cause cross parallax. In this way, a block can be seen floating above the background when observed. If the block is moved to the left, causing non-intersecting parallax, the block will sink below the background. Within a certain limit, the greater the block movement, the greater the parallax and the stronger the sense of depth.

[0036] The present invention is provided with two buffer zones 22, 23, the left picture L is placed in the left buffer zone ...

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Abstract

The invention discloses a binocular stereoscopic vision based perception correction and training system. A stereoscopic vision training image library comprises stereoscopic training films which are graded and segmented according to the film content and second angle range; a stereoacuity inspector automatically selects a stereoscopic training film consistent with the stereoacuity of a trainer, so as to achieve critical point training; a computer-controlled image controller randomly selects the a stereoscopic training film; the computer-controlled image controller is provided with a buffer, and the buffer is provided with two buffer areas; and a left image is placed in the left buffer area and a right image is placed in a right buffer area, and the two images have a tiny difference which is generated by alternating left and right frames of a display, so that the human eyes generate stereoscopic vision. The system achieves man-machine interaction and is convenient to use, thereby greatly improving a curative effect.

Description

technical field [0001] The invention relates to a binocular stereo vision perception correction training system. The system has more than 50 self-developed 3D video training videos, which can be played on 3D TVs, 3D computers, 3D projectors, etc., and patients wear polarized light or LCD switch glasses to watch. Each training video is approximately five minutes long. 3D display is a carrier with huge information capacity, it transmits information from 360-degree space to the brain, and generates strong stimulation impulses to visual input, movement and central nervous system, which is far beyond the reach of traditional strabismus and amblyopia training methods. Therapy offers a new approach that is innovative. Background technique [0002] The establishment process of human's visual three-dimensional sense is: two eyes look at an object at the same time, and the eyes of both eyes cross at one point, that is, the point of fixation, and the light points reflected from the p...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): A61B3/08A61H5/00
Inventor 樊舒非颜少明沈克强
Owner BEIJING JIACHENG SHIXIN DIGITAL MEDICAL TECH
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