专利名称：EYEPIECE OPTICAL SYSTEM AND IMAGING
DEVICE
发明人：Chiharu Hiyori申请号：US13722490申请日：20121220
公开号：US20130188072A1公开日：20130725
专利附图：
摘要：There is provided an eyepiece optical system including a lens, a surface nearestto an observer side of the lens disposed nearest to the observer side being formed in aconvex shape on the observer side, and the eyepiece optical system satisfying a
conditional expression (1) |RL/DH|<1.7, where RL is a radius of curvature of the surfacenearest to the observer side, and DH is a shortest distance in a radial direction from anoptical axis to an edge surface of the lens nearest to the observer side.
申请人：Sony Corporation
地址：Tokyo JP
国籍：JP
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