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Figure 10
Biaxial models, optically positive (top) and negative (bottom). The optical axes have been highlighted using wooden sticks. Besides the principal sections, the models can be disassembled along the circular sections. |
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Figure 10
Biaxial models, optically positive (top) and negative (bottom). The optical axes have been highlighted using wooden sticks. Besides the principal sections, the models can be disassembled along the circular sections. |