发明名称 Flat, hands-free, convertible Keplerian binoculars
摘要 Binoculars which are flat in the direction of view include two powerful Keplerian telescopes placed in two flat containers covering each eye and held by an eyeglass frame resting on the nose and ears; the binoculars can be easily converted into magnifying reading eyeglasses by touching a knob on the temple side of each telescope.
申请公布号 US6002517(A) 申请公布日期 1999.12.14
申请号 US19980040198 申请日期 1998.02.27
申请人 ELKIND, SOLOMON 发明人 ELKIND, SOLOMON
分类号 G02B15/10;G02B23/18;G02B25/00;G02C7/08;(IPC1-7):G02B23/00 主分类号 G02B15/10
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