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All items tagged with Clock and Laser (2)

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Laser Head for Pico-Based Sand Clock

Laser Head for Pico-Based Sand Clock

by Clemens Valens

| The laser head kit presented in 2018 turned the Elektor Sand Clock of 2017 into a clock that writes the time on glow-in-the-dark film instea...

Sand Clock to Laser Time Writer conversion kit

Sand Clock to Laser Time Writer conversion kit

by Denis Meyer

| In the Sand Clock, every minute, two vibrator motors shake the sand to erase the time before writing the new time. To avoid the noise this...