India’S First Braille Laptop for Visually Impaired Developed (Download PDF)

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IIT-Delhi has developed India’s first Braille laptop named ‘Dot Book’ for visually impaired persons. Laptop was developed on the basis of multiple user trials taking care of preferences and needs of the use community.

This affordable device will help to provide equal opportunities for the visually impaired community.

This is image show in India’s first Braille laptop

This is Image Show in India’s First Braille Laptop

This is image show in India’s first Braille laptop

Features & Benefits

  • Dot Book has a featured packed affordable Braille display

  • The laptop comprises 10-cell refreshable Braille Cell modules.

  • With the Digital accessibility the Dot Book is expected to create a positive impact for the visually impaired people.

  • The laptop will help in solving issues such as social inclusion and creating equal opportunities in education and employment for the blind people.

  • The two launched variants are:

    • Dot Book 20P: 20-Cell Braille Variant with Perkins Keys

    • Dot Book 40Q: 40-Cell Braille Variant with QWERTY Keyboard

  • The device’s custom development is based on multiple user trials with many of the smallest needs and preferences including the user feedback.

  • To enable long hours of working the hand –rest has also been designed so as to make the interaction more safe and secure.

  • It is not only inter-disciplinary in nature as it brings together advanced techniques in mechanical, low power electronics, software and UI design together.

  • It is also a result of sustained efforts over four years of a multi-organizational team comprising academics, two industry partners and a user organization.

Cost and the Vision

  • The currently available 40-cell refreshable Braille Device costs USD 2500 on an average, which is unaffordable for people in countries like India.

  • Dot Book is built on IIT Delhi’s patented Shape Memory Alloy Technology that helps bring this cost down by almost 60%, and thus helping make this device accessible to the millions who were previously un-catered-to.

  • This becomes very significant as low income countries contribute to over 90 % of the world’s visually impaired population.

  • These features include Email, Calculator, Web Browser and comes with a QWERTY Keyboard.

  • The Dot Book has been created to enable blind people to compete and succeed independently in an office or educational environment.

- Published/Last Modified on: August 15, 2019

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