Title:
DISPLAY ELEMENT
Document Type and Number:
Japanese Patent JPH06203771
Kind Code:
A
Abstract:
PURPOSE: To improve adhesive strength further stabilized of a filter and a lens bonded to a front surface panel of a display tube for a light source.
CONSTITUTION: A filter-provided lens 105, in which a filter 103 for passing through only light emitted from a fluorescent screen and a converging lens 102 for condensing light passed through this filter are integrally formed, is arranged in a surface 110 of a front surface panel, to provide several fine through holes 107 in the filter-provided lens. Fine irregularity 108 and three or more protrusions 109 are provided in a reverse side of the lens.
Inventors:
TANI NAOKI
Application Number:
JP36037292A
Publication Date:
July 22, 1994
Filing Date:
December 28, 1992
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
G02B3/00; H01J29/89; H01J31/15; (IPC1-7): H01J29/89; G02B3/00; H01J31/15
Attorney, Agent or Firm:
Hiroshi Murakami (1 outside)