
Sunclock | Twinclock | Lemniscate Clock |
![]() Clock for sunrise, sunset and moon in culture, religion, hobby and photography on two dials. Released 2015. |
![]() Clock with two adjustable loops, e.g. for day and night or activity and passivity on a conchoid dial. Released 2021. |
![]() Clock with sunrise, sunset, daily rhythm and annual rhythm on a lemniscate dial. Released 2022. |
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Sunclock handbook | Twinclock history | Prototype from 1935 by Paul Schatz (1898-1979) Research by Ulrich Pinkall (2017) Review by Walter Kugler (2018) |
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April 6, 2023