Ultrasonic Spectacles & Waist- Belt for Visually Impaired & Blind Person
نویسندگان
چکیده
منابع مشابه
Help for the Blind or Visually Impaired Person: The Blind Person's Perspective.
The current chairman, Dr Van Joffrion, treated the author in the seventies when he was in Ethiopia. Dr Mekonnen now serves with Dr Van Joffrion to organise help for the blind and facilitate the 'Vision 2020' global effort. Dr Mekonnen lost his sight due to a domestic accident in which boiling water spilled over his face at the age of eighteen months. A rguably, help is essential in the human ex...
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ژورنال
عنوان ژورنال: IOSR Journal of Engineering
سال: 2014
ISSN: 2278-8719,2250-3021
DOI: 10.9790/3021-04234649