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Low vision apparatus and device and method for enabling the visually handicapped to view television

机译:用于使视障者能够观看电视的低视力设备以及装置和方法

摘要

There is disclosed a system for improving the visual field of a handicapped person which utilizes a wide angle lens which is placed in front of an object such as a screen of a television set to be viewed. This operates in conjunction with a prism to provide a reduced image of a size which is compatible with the field of view that the handicapped person experiences due to the use of an optical aid necessary to enable the handicapped person to see with resolution. The system and method according to this invention serves to enable such a person to view a reduced image such as the image of a television screen which reduction is implemented to be of the size of the field of the optical aid that the person requires in order to see with any given resolution.
机译:公开了一种用于改善残疾人的视野的系统,该系统利用放置在诸如观看的电视机的屏幕之类的物体前面的广角镜。这与棱镜结合操作以提供尺寸减小的图像,该尺寸减小的图像与残障者所经历的视野兼容,这是由于使用了使残障者能够以分辨力看到的光学辅助设备。根据本发明的系统和方法用于使这样的人能够观看缩小的图像,例如电视屏幕的图像,该缩小被实现为该人需要的光学辅助设备的视野大小。以任何给定的分辨率查看。

著录项

  • 公开/公告号US4802756A

    专利类型

  • 公开/公告日1989-02-07

    原文格式PDF

  • 申请/专利权人 DESIGNS FOR VISION INC.;

    申请/专利号US19870012627

  • 发明设计人 RICHARD E. FEINBLOOM;

    申请日1987-02-09

  • 分类号A61B3/00;H04N7/00;

  • 国家 US

  • 入库时间 2022-08-22 06:28:37

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