Patent ID: 6260388
Filing Date: 2001-07-17
Classification: B82Y,C03B,G02B

Abstract:
A method of making a photonic crystal which propagates a pre-selected band of wavelengths and has a band gap comprising the steps:a) extruding through a die a material comprising at least one glass powder and a binder to form a body having a first face spaced apart from a second face, each face having an area, wherein a plurality of channels extend from the first to the second face and form openings in the respective faces, the channels separated one from another by intervening walls which have a cross section, the cross section of the walls serving to separate the array of openings, one from another, in the respective faces;b) heating the body to drive off the binder and viscously sinter the glass powder to form a glass body;c) drawing a glass fiber or rod from the glass body.