发明名称 MAGNIFICATION TEST APPARATUS
摘要 A magnification testing apparatus for testing the suitability of eyeglasses is disclosed. The apparatus includes a plurality of frames (13-13e) for eyeglass lenses, a plurality of pairs of lenses of different magnification secured within the frames, a support means (11, 12) holding the frames for a user of the apparatus to position their face so as to bring each of the frames in turn into a conventional eyeglass-wearing position, and a motif (36) of a first predetermined size that is spaced in use of the apparatus a first predetermined distance from each frame when each frame is in the conventional eyeglass-wearing position.
申请公布号 WO9926525(A1) 申请公布日期 1999.06.03
申请号 WO1998AU00964 申请日期 1998.11.19
申请人 CARL GASPER & ASSOCIATES PTY. LTD.;GASPER, CARLISLE, CHARLES, FREDERICK 发明人 GASPER, CARLISLE, CHARLES, FREDERICK
分类号 A47F7/02;A61B3/032;(IPC1-7):A61B3/18;A61B3/02;G01M11/02 主分类号 A47F7/02
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