DEVICE AND METHOD FOR PRODUCING FINE GLASS PARTICLE DEPOSITED BODY

Optical fiber and manufacturing method thereof

Fabrication method and fabrication apparatus for porous glass base material for optical fiber

Fabrication method and fabrication apparatus for porous glass base material for optical fiber

Soot deposition body manufacturing apparatus and manufacturing method

Enhanced particle deposition system and method

Titania-doped quartz glass and making method

Method for forming fused silica glass using multiple burners

Method of fabricating optical fiber preform

Device and method for manufacturing a preform for optical fibres by chemical vapour deposition

Manufacture of synthetic quartz glass ingot and synthetic quartz glass member

Production method and device of optical fiber parent material

Vapor axial deposition apparatus and vapor axial deposition method

Reduced striae extreme ultraviolet elements

Apparatus and method for manufacturing optical fiber preform

Method and apparatus for fabricating an optical fiber preform in ovd

Method for producing a tube consisting of quartz glass, tubular semi-finished product consisting of porous quartz glass, and the use of the same