Assistive Vision Technologies for the Visually Impaired: A Comprehensive Literature Survey

Assistive vision technologies have emerged as critical tools for enhancing the independence and quality of life for visually impaired individuals. This comprehensive literature survey explores the wide array of innovative technologies designed to aid in vision enhancement, navigation, and object recognition for those with visual impairments. The paper reviews key developments in areas such as wearable devices, computer vision systems, and mobile applications, highlighting their applications in real-time assistance, environmental awareness, and social integration. The survey also examines the integration of artificial intelligence, machine learning, and sensor technologies to improve the accuracy and reliability of these systems. Furthermore, the paper discusses the challenges faced in the development and adoption of assistive vision technologies, including issues related to affordability, accessibility, and user experience. The review concludes by identifying future research directions and opportunities for advancing these technologies to ensure a more inclusive and accessible environment for visually impaired individuals.