Material Selection for Space Optics: SiC vs. Zerodur

Key Takeaways Material selection between SiC and Zerodur is application-driven rather than hierarchical.  SiC offers high stiffness, lightweight capability, and good thermal conductivity, making it suitable for systems exposed to thermal gradients and structural constraints.  Zerodur provides near-zero thermal expansion, ensuring exceptional dimensional stability in thermally stable environments.  The optimal choice depends on whether the […]

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