Double Tourbillon
Double Tourbillon 30° (DT30°) Vision/Secret The DT30° was presented in 2004 and features one 30° inclined tourbillon cage rotating once per minute inside another tourbillon cage rotating in four minutes. The company claims rotating one inclined Tourbillon inside another averages out and minimizes gravitationally induced errors on the balance.
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Famous quotes containing the word double:
“No slavery can be abolished without a double emancipation, and the master will benefit by freedom more than the freed-man.”
—Thomas Henry Huxley (1825–95)