The combined contact lens is characterized in that it comprises a zone of a hydrophilic material, an aperture in the center of said zone, and a solid body from an optically transparent material fixed in said aperture, said solid body being made in the form of a rod bonded chemically with said zone.
申请公布号
US4171878(A)
申请公布日期
1979.10.23
申请号
US19750639366
申请日期
1975.12.10
申请人
ARBUZOVA, IRINA A;BARKOV, VLADIMIR A;EZRIELEV, ROBERT I;KIVAEV, ANATOLY A
发明人
ARBUZOVA, IRINA A;BARKOV, VLADIMIR A;EZRIELEV, ROBERT I;KIVAEV, ANATOLY A
