Let s have a look at them.
Currently available electronic travel aids for the blind.
Finally the current projects under way and available technologies aiding the blind in key mobility tasks such as.
Current uses and applications of the four aids for specific populations of visually impaired persons are discussed.
The price is 635 online.
The only commercially available ultrasonic guide cane online to my best knowledge is ultra cane.
It had a forward detecting range of 2 meter or 4 meter and 1 6 meters above the head.
So we have compiled a list of top 5 devices that can help legally blind live independently.
Wearable obstacle avoidance electronic travel aids for.
Currently available design considerations eta patents.
Vance landford electronic travel aids etas past and present slides taer april 2004.
An electronic travel aid eta is a form of assistive technology having the purpose of enhancing mobility for the blind pedestrian.
This review deals with a comprehensive description of the available electromagnetic travel aids for visually impaired and blind people.
The article describes four of the most widely accepted and utilized electronic travel aids for blind persons the lindsay russell pathsounder the mowat sensor the sonicguide and the c 5 laser cane.