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Tactile compass for blind users — image 1
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Tactile compass for blind users

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With this model a blind user is able to draw circles with tactile feedback

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Model information

Category
Math
License
Creative Commons — Attribution

With this model a blind user is able to draw circles with tactile feedback

Use a pushpin in the hole at the rounded side to make a pivot point. then use the markers (0,5 and 1 cm) to measure the radius of the circle. place your pen in the hole of the correct measurement and you can draw a circle

You can print this model with a color change to get a two color model. layer height of 0.2mm should be good.

This model can be found on the Tactiles website: https://tactiles.eu/3d-model/tactile-compass/ Tactiles specializes in models designed for people with vision impairment.