Optical glass, preform for precision press molding, optical element, and method for manufacturing optical element
Optical glass, preform for precision press molding, optical element, and method for manufacturing optical element
- CN 101,397,188 A
- Filed: 09/27/2008
- Published: 04/01/2009
- Est. Priority Date: 09/27/2007
- Status: Active Application
- EN CH
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- Pin
