G - Physics – 02 – C
Patent
G - Physics
02
C
G02C 7/06 (2006.01) A61F 2/16 (2006.01) G02C 7/04 (2006.01)
Patent
CA 2735335
A bifocal multiorder diffractive lens is provided having a lens body with one or more first regions having a first multiorder diffractive structure providing near vision correction, and one or more second regions having a second multiorder diffractive structure providing distance vision correction, in which the lens defines an aperture divided between the first and second regions.
Buralli Dale A.
Federico Richard J.
Morris G. Michael
Apollo Optical Systems Llc
Borden Ladner Gervais Llp
LandOfFree
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