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Figure 2
Crystal assembly contained in a vacuum vessel placed in view of a mini-Fizeau interferometer. The liquid-nitrogen receptacle for the cold finger is visible on the right. Insert: close-up of the crystal assembly. |
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Figure 2
Crystal assembly contained in a vacuum vessel placed in view of a mini-Fizeau interferometer. The liquid-nitrogen receptacle for the cold finger is visible on the right. Insert: close-up of the crystal assembly. |