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TORIC-DIFFRACTIVE LENS
专利权人:
Jagrat Natavar DAVE
发明人:
Sanjay Ram Swaroop ARGAL,Munavvar Tahir HUSSAIN
申请号:
US14761027
公开号:
US20150359625A1
申请日:
2014.01.09
申请国别(地区):
US
年份:
2015
代理人:
摘要:
A multifocal lens device is disclosed. The device comprises, a lens body having two opposite sides, wherein a first side has an aspheric profile and a diffractive pattern formed thereon, and the second side has a toric profile and is devoid of any diffractive pattern. In some embodiments of the present invention the diffractive pattern covers at least 80% of an area of the aspheric profile.
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