He mea koʻikoʻi nā mea aniani Sapphire i ka ʻoihana hou. Loaʻa iā ia nā waiwai optical maikaʻi loa, nā waiwai mechanical a me ke kūpaʻa kemika, ka ikaika kiʻekiʻe, ka paʻakikī a me ka pale ʻana i ka corrosion. Hiki iā ia ke hana ma kahi wela kiʻekiʻe o kahi kokoke i 2,000 ℃, a loaʻa iā ia ka g ...
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