clear homogeneous glass of known refractive index; used to make lenses

listen to the pronunciation of clear homogeneous glass of known refractive index; used to make lenses
الإنجليزية - الإنجليزية
optical glass
clear homogeneous glass of known refractive index; used to make lenses

    الواصلة

    clear ho·mo·ge·ne·ous glass of known re·frac·tive index; used to make lens·es

    النطق

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