COATING OF PHOSPHOR IN FLUORESCENT CHARACTER DISPLAY TUBE

• Main Author: YAMAURA TATSUO
• Format: Patent
• Language: English
• Published: 02.10.1989
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS; ELECTRICITY

PURPOSE:To apply a phosphor in a fine pattern so as to enable the reuse of the excessive by applying the phosphor to a thermally softened and fused material which is heated by the irradiation heat of a laser beam, and removing the excessive phosphor in a dry manner. CONSTITUTION:On the surface 1a of...