| 摘要 |
<p>An image tube having an output fluorescent screen structure for producing an output image thereon, said output fluorescent screen structure comprising a transparent glass substrate coated with a fluorescent screen, and an output window glass pane of a main body of said image tube, said transparent glass substrate and said output window glass pane being arranged to closely adhere to each other by a transparent bonding material so as to form a laminated structure thereby, said laminated structure being set, in its thickness, to such an extent as is sufficient to cause a total reflection of light emitted at a peripheral portion of an effective visual field of said fluorescent screen and incident into the laminated structure, to reach outside a concerned region within said effective visual field of said output fluorescent screen.</p> |
