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| The hexagonal top plate lies on the active/passive seismic isolation stacks; above the top plate the rotational stage. | Guidance of the rotational stage. | |
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| The complete triple pendulum suspension with a mirror dummy. | do. | |
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| The triple pendulum: cantilever springs, upper mass, intermediate mass and test mass dummy. | Details of the upper mass: suspension wires and four small cantilever springs for the intermediate mass. | |
