design principles for accommodating visually impaired individuals life enhancing technology lab...
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Design principles for accommodat-ing visually impaired individuals
Life Enhancing Technology LabSeoul National University
2013.10.15
Principle 1 ) Use braille• Use tactile imagery• Easily access• Braille written on products
The pins come up from the surface differently by using a different mode set by the machine
Principle 1 ) Use braille• Use tactile imagery• Easily access• Braille written on products
The braille on the surface of the card allows the reader to recognize the numbers
Each braille written on the cube in-forms about the colors for the player to complete the cube
Principle 1 ) Use braille• Use tactile imagery• Easily access• Braille written on products
The braille-wised aircraft lavatory safely leads the user
The machine allows graphic layout by touch
Principle 2 ) Use vibration or alarm
• Warn with vibration or alarm
The cup warns the user by making vibration
The cup warns the user by making alarm sounds
Principle 2 ) Use vibration or alarm
• Warn with vibration or alarm
The device uses remote sensing by recognizing the pressure factors in order to tell the objects and guide the directions to the user.
Principle 3 ) Use light
• Use light to help identify matters
The LED handrails supports people with low vision
Principle 4 ) Vocalize• Use sound (the most common type)• Recognize an object, scan and read written books
When the system recognizes the barcode, the information is converted into sound syn-thesis and is transmitted through Bluetooth head-phones
Principle 4 ) Vocalize
• Warn with vibration or alarm
The digital talking book reads the text aloud to the user
The device reads the written text for the user
Principle 4 ) Vocalize
• Warn with vibration or alarm
The character recognition scanner provides the sound of music as it scans sheet music notes
Principle 5 ) Guide• Prevent potential physical damage• Assist for better usage
The eye drop guide assists the user
The needle guide and vial holder safely assist the user
Principle 6 ) Sense obstacles• Recognize and read obstacles• Being used as a walking aid
The device transfers the sig-nal by Bluetooth for outdoor and indoor navigation
Principle 6 ) Sense obstacles• Recognize and read obstacles• Being used as a walking aid
The device recognizes an obstacle and safely guides the user
Principle 7 ) Fix in position
• Help an object fix in position
The device helps the user to easily fix an object in posi-tion
Principle 8 ) Protect
• Use certain types of protection not to hurt oneself
The device provides safety protections to prevent hurt-ing oneself
Principle 9 ) Predefine
• Alarm when exceeding predefined level
The device alarms the user when the contents inside ex-ceed a particular predefined level
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