METHOD OF MAKING A GLASS PREFORM

• Main Authors: CROSSLAND, CARL, E, SOLOSKY, JOHN, W, MOORE, LISA, A, QI, GANG, CHU, POLLY, W, BERKEY, GEORGE, E
• Format: Patent
• Language: English; French; German
• Published: 09.03.2005
• Edition: 7
• Subjects: CHEMISTRY; GLASS; MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES; METALLURGY; MINERAL OR SLAG WOOL; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS

A method of making a glass article such as an optical waveguide preform is disclosed. The method comprises drawing a rod in at least two steps. In the first step an elongated, consolidated preform having an aperture therethrough is drawn to a reduced diameter preform. The second step involves drawin...