METHOD OF FORMING FLUORESCENT SUBSTANCE LAYER IN GAS DISCHARGE TUBE AND METHOD OF MANUFACTURING FLUORESCENT SUBSTANCE LAYER SUPPORT MEMBER

摘要

A method of efficiently forming a fluorescent substance layer in a gas discharge tube,comprising the steps of manufacturing,by drawing base material,a support member of such a size that can be inserted into a glass tubing for gas discharge tube,forming a fluorescent substance layer on the support member,and inserting and disposing the support member in the glass tubing.