发明名称 Calibration lens can be seen ultra short distance and device thereof
摘要 <p>The present invention relates to a corrective lens capable of viewing an ultra short distance and a device thereof. More specifically, the present invention relates to a corrective lens formed of a convex lens of +20 to +40 D; a corrective lens of S±0.00 to±10.00 D and C±0.00 D Ax 0-360°to C±6.00 D Ax 0-360°; and a prism volume of 0-8Δ, thereby viewing an ultra short distance. The present invention not only enables people with normal vision but also people with abnormal visions such as myopia, astigmatism, hyperopia, heterophoria, presbyopia and the like to view an object 10-100 mm apart from the eyes (pupils) even without a separate corrective lens (glasses or contact lenses).</p>
申请公布号 KR101490778(B1) 申请公布日期 2015.02.06
申请号 KR20140131899 申请日期 2014.09.30
申请人 发明人
分类号 G02B3/00 主分类号 G02B3/00
代理机构 代理人
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