By mechanical means to display digital electronic form, we havealso been introduced before. But it is only in order to achieve a unique visual effect only.
But today this product is to use a similar structure to facilitate theblind to read the time. It uses mechanical 7-segment dot matrix to display the time, but the difference lies in the corresponding pointof the segment can be raised about 1 mm distance, so not onlyordinary people can read the time, the blind can read by touchingthe way the time the.
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