SPECTACLE
PROBLEM TO BE SOLVED: To provide a spectacle capable of increasing pinhole effect, viewing an external object as a complete round, and increasing a function of preventing deterioration of visual acuity or recovery of the visual acuity.SOLUTION: A spectacle 1 includes a light-shielding plate 2 dispos...
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| Format: | Patent |
| Sprache: | eng ; jpn |
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| Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a spectacle capable of increasing pinhole effect, viewing an external object as a complete round, and increasing a function of preventing deterioration of visual acuity or recovery of the visual acuity.SOLUTION: A spectacle 1 includes a light-shielding plate 2 disposed at a front of pupils. A plurality of small holes 3 is opened in a center of the light-shielding plate 2. The small holes 3 is formed in a cone shape having a sectional taper shape from a rear face 2a to a front face 2b of the light-shielding plate 2.SELECTED DRAWING: Figure 5
【課題】ピンホール効果を向上させ、外部の対象物を真円で見ることができ、視力低下の予防や視力の回復という機能の増大を図る眼鏡を提供する。【解決手段】瞳孔の前方に配置される遮光板２を備えた眼鏡１であって、前記遮光板２の中央に複数の小孔３を開口し、この小孔３を前記遮光板２の裏面２ａから表面２ｂにかけて先細りの断面テーパ状からなる円錐形にする。【選択図】図５ |
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