发明名称 SCLERAL RING
摘要 <p>A scleral ring of hydrophilic material 0.05 to .35 millimeters thick is provided with a circular shape about 16 to 25 millimeters in diameter, or a generally elliptical shape approximately 24 to 30 millimeters long and approximately 12 to 18 millimeters in width, also a central portion of about 9 to 15 millimeters in diameter. There is also a peripheral portion disposed about said central portion colored white, whereby the exposed portion of the wearer's sclera is cosmetically treated. The central portion may have an optical center about 5 millimeters in diameter, preferably of optical quality for the correction of vision or clear or removed.</p>
申请公布号 CA1272405(A) 申请公布日期 1990.08.07
申请号 CA19860523082 申请日期 1986.11.17
申请人 LICHTMAN, WILLIAM M., NATIONAL CONTACT LENS CENTER 1510 CHESTNUT S 发明人 LICHTMAN, WILLIAM M., NATIONAL CONTACT LENS CENTER 1510 CHESTNUT S
分类号 G02C7/04;(IPC1-7):G02C7/04 主分类号 G02C7/04
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