Patent application number | Description | Published |
20100159227 | SYNTHETIC QUARTZ GLASS BODY, PROCESS FOR PRODUCING THE SAME, OPTICAL ELEMENT, AND OPTICAL APPARATUS - The present invention is to provide a synthetic quartz glass body having a high light transmittance. The present invention provides a synthetic quartz glass body having pores in a surface part thereof. | 06-24-2010 |
20100179047 | OPTICAL MEMBER COMPRISING TIO2-CONTAINING SILICA GLASS - The present invention relates to an optical member including a TiO | 07-15-2010 |
20110151194 | SYNTHETIC QUARTZ GLASS BODY, PROCESS FOR PRODUCING THE SAME, OPTICAL ELEMENT, AND OPTICAL APPARATUS - The present invention is to provide a synthetic quartz glass body having a high light transmittance. The present invention provides a synthetic quartz glass body having pores in a surface part thereof. | 06-23-2011 |
20110179827 | PROCESS FOR PRODUCTION OF SYNTHETIC QUARTZ GLASS - The present invention relates to a process for production of a synthetic quartz glass having a fluorine concentration of 1,000 mass ppm or more, the process comprising: (a) a step of depositing and growing quartz glass fine particles obtained by flame hydrolysis of a glass forming raw material onto a substrate, to thereby form a porous glass body; (b) a step of keeping the porous glass body in a reaction vessel that is filled with elemental fluorine (F | 07-28-2011 |
20110239706 | METHOD FOR PRODUCTION OF SYNTHETIC QUARTZ GLASS - The present invention relates to a method for production of a synthetic quartz glass having a fluorine concentration of 1,000 ppm by mass or higher, comprising the following processes steps (a) to (c): (a) depositing and growing quartz glass fine particles obtained by flame hydrolysis of a glass-forming material onto a substrate, to thereby form a porous glass body; (b) maintaining the porous glass body in a reaction vessel under an elemental fluorine (F | 10-06-2011 |
20110239707 | METHOD FOR PRODUCTION OF SYNTHETIC QUARTZ GLASS - The present invention relates to a method for production of a synthetic quartz glass having a fluorine concentration of 1,000 ppm by mass or higher, comprising the following steps (a) to (c): (a) depositing and growing quartz glass fine particles obtained by flame hydrolysis of a glass-forming material onto a substrate, to thereby form a porous glass body; (b) maintaining the porous glass body in a reaction vessel under an elemental fluorine (F | 10-06-2011 |