Contactless Braille sensing based on GaN optical devices integrated with epoxy lenses

Abstract Braille serves as an efficient means for visually impaired individuals to access textual information and engage in communication. However, the process of reading Braille can often be cumbersome and time-intensive, particularly in bidirectional human-machine interaction. In this work, a comp...

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Bibliographic Details
Main Authors: Hongyu Cheng, Jiahao Yin, Sirui Li, Kwai Hei Li
Format: Article
Language:English
Published: Nature Publishing Group 2025-04-01
Series:Microsystems & Nanoengineering
Online Access:https://doi.org/10.1038/s41378-025-00904-8
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