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US06806216B2 Zinc-containing optical glass materials 有权
含锌光学玻璃材料

Zinc-containing optical glass materials
摘要:
Zinc-containing optical glass materials with a refractive index nd between 1.52 and 1.66, an Abbe number vd of between 35 and 54 and a composition (in % by weight based on oxide) of: SiO2 38-58, ZnO 0.3-42, PbO 0-
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