近二十年来对助视器(Visual Prost-nesis)即人工视觉的研究取得较大进展,是由于现代电子技术的发展。当代的电子科学、自动控制、计算机技术、生物工程学、医学科学及仿生学等学科相应发展的更密切联系,而产生了各科之间的紧密结合的结果。给盲人实现 In the past two decades, great progress has been made in the research of Visual Prost-nesis, which is due to the development of modern electronic technology. Contemporary electronic science, automatic control, computer technology, bioengineering, medical science and bionics and other disciplines and the corresponding development of closer ties, resulting in a close combination of the results of the various subjects. To the blind people to achieve