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Titanium dioxide hold strength, optical flinglas with relatively low refractive indices of nd = 1,65 to n = 1,87 and a high dispersion of delta d = 32 to ny d = 21
Titanium dioxide hold strength, optical flinglas with relatively low refractive indices of nd = 1,65 to n = 1,87 and a high dispersion of delta d = 32 to ny d = 21
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机译：二氧化钛具有较高的强度，具有相对较低的折射率nd = 1.65至n = 1,87的光学扁平小眼镜，Δd= 32至ny d = 21的高色散
