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发明名称
視力検査応答板
摘要
<p>【課題】板のに1個のランドルト環を描いた視力検査応答板に関して、板を見なくともランドルト環の向きが分る視力検査応答板を提供する。【解決手段】応答板1に描いたランドルト環2の開口部に近い板縁に切欠部3を設ける。被験者は指先で切欠部3を常に抑えておくことによりランドルト環の向きをいつも知ることができるので、手元を見る必要がなく、視力表に注意を集中でき、検査を短時間で終えることができる。【選択図】図1</p>
申请公布号
JP3159756(U)
申请公布日期
2010.06.03
申请号
JP20100001998U
申请日期
2010.03.08
申请人
コレクトスコープ有限会社
发明人
秋元 東洋男
分类号
A61B3/02
主分类号
A61B3/02
代理机构
代理人
主权项
地址
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