Handheld guide: a step ahead for the blind.

Position:Ultracane - Brief Article
 
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The power of ultrasound to detect obstacles has been harnessed in the development of a new cane for the blind. Borrowed from the way bats can navigate in the dark by bouncing sonic waves off nearby objects is the key to the revolutionary new device.

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The cane detects obstacles up to 3.5-metres away and transmits a signal through a touch panel on the handle.

The sound frequencies are so sensitive they will detect everything in the user's path--from another human being to litter on the ground.

Called the Ultracane...

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