Spacer for image display apparatus and image display apparatus
AssigneeCanon Kabushiki Kaisha
InventorKohei Nakata
Life of this patent
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Abstract
A spacer for an image display apparatus comprises a glass base member which contains SiO2 by 10 to 35 wt %, RO (R representing an alkali earth metal) by 20 to 60 wt %, B2O3 by 9 to 30 wt % and Sb2O3 by 0.01 to 5 wt %, thereby suppressing generation of a bubble, and improving spacer characteristics and a mechanical strength.
Claims8
A spacer for an image display apparatus comprising a glass base member which contains SiO2 by 10 to 35 wt %, RO (R representing an alkali earth metal) by 20 to 60 wt %, B2O3 by 9 to 30 wt % and Sb2O3 by 0.01 to 5 wt %.
An image display apparatus comprising a hermetically sealed container, an image display member and a spacer for maintaining, in the hermetically sealed container, a hermetically sealed space in which the image display member is disposed, where the spacer having a glass base member which contains SiO2 by 10 to 35 wt %, RO (R representing an alkali earth metal) by 20 to 60 wt %, B2O3 by 9 to 30 wt % and Sb2O3 by 0.01 to 5 wt %.
Dependencies are inferred from the claim text.