FLUORESCENT SCREEN, IMAGE DISPLAY DEVICE AND MANUFACTURE OF FLUORESCENT SCREEN

摘要

PROBLEM TO BE SOLVED: To provide a fluorescent screen having no dot defects. SOLUTION: This fluorescent screen is composed by laminating a first metal back layer 3 and a second metal back layer 4, and thereby a pin hole 6 formed on the first metal back layer 3 is filled by the second metal back layer 4, and also a pinhole 8 formed on the second metal back layer 4 is filled by the first metal back layer 3, to reduce greatly an average occupying area of the pinholes for passing light.