| 摘要 |
PROBLEM TO BE SOLVED: To provide spectacles which make an image visible through a single lens (integrated lens for left and right eyes) hardly affected by the size of the face width. SOLUTION: The spectacles have a brace bar 1 and a nose pad 2 and both ends of the brace bar 1 are fitted with temples 3 and 3. The single lens 4 is held by the central part of the brace bar 1 and the nose pad 2.
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