OPTHALMOSCOPE An opthalmoscope comprises a beam of light projecting along an illumination beam path into the eye of a patient and onto the fundus oculi of the eye, and a condenser system arranged in the illumination beam path. The condenser system includes an element having a nonspherical optically effective surface.
申请公布号
CA1308590(C)
申请公布日期
1992.10.13
申请号
CA19880562547
申请日期
1988.03.25
申请人
HEINE, HELMUT A.;PROPPER MANUFACTURING CO. INC.;ROSENBUSCH, HELMUT;SCHMIDT, OTTO H.
发明人
HEINE, HELMUT A.;ROSENBUSCH, HELMUT;SCHMIDT, OTTO H.
