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       Corning7980₍corning7979M有優(yōu)良的光學(xué)性能和優(yōu)異的透射率。其特點(diǎn)包括均勻性、低雙折射和在DUV、UV、可見光和紅外范 圍內(nèi)具有非常低的熱膨脹系數(shù)。Corning7972是一種超低膨脹的二氧化鈦硅酸鹽玻璃，具有獨(dú)特的特性，主要用在機(jī)床參考塊，大 型天文望遠(yuǎn)鏡和空間衛(wèi)星應(yīng)用的實(shí)心和輕型鏡面坯料等。

       Corning 7980 and Corning 7979 have excellent optical properties and excellent transmittance, including uniformity, low birefringence and very low thermal expansion coefficient in DUV, UV, visible and infrared range. Corning 7972 is a kind of ultra-low expansion titanium dioxide silicate glass with unique characteristics It is mainly used in machine tool reference, solid and light mirror rough for large astronomical telescope and space satellite applications.

Corning7980透過率曲線及標(biāo)準(zhǔn)級1/4坨料

Corning7979透過率曲線及塊料

Corning7972瞬時CTE、熱膨脹曲線原料圖片