| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide optical glass having high transmittance, high dispersion, particularly excellent transmittance without introducing large-scaled equipment such as oxygen bubbling. <P>SOLUTION: In the method for manufacturing the optical glass containing 10-90 mass% Bi<SB>2</SB>O<SB>3</SB>by melting a raw material mixture, the raw material mixture contains≥3.1 mass% component emitted as an oxidized gas by melting. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
