The pieces of a disassembled Breguet marine chronometer. According to the card, it has a glass hairspring.
[MAM, paris 2006]
aperture=f/2.8 focal=7.4mm (35mm equivalent: 35mm) exposure=0.077 s (1/13)
paris2006 : things : Museé des Arts et Metiers, Paris : Parts of a Marine Chronometer |
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Breguet Resonance |
Clock Escapment Models |
Breguet Resonance |
Clock Escapment Models |