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1. (WO2006124198) ASPHERICAL DIFFRACTIVE OPHTHALMIC LENS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2006/124198    International Application No.:    PCT/US2006/015320
Publication Date: 23.11.2006 International Filing Date: 21.04.2006
IPC:
G02C 7/06 (2006.01)
Applicants: PORTNEY, Valdemar [US/US]; (US)
Inventors: PORTNEY, Valdemar; (US)
Agent: HACKLER, Walter A.; PATENT LAW OFFICE, 2372 S.E. Bristol Street, Suite B, Newport Beach, California 92660-0755 (US)
Priority Data:
60/680,411 12.05.2005 US
11/273,096 14.11.2005 US
Title (EN) ASPHERICAL DIFFRACTIVE OPHTHALMIC LENS
(FR) LENTILLE OPHTALMIQUE DIFFRACTIVE ASPHÉRIQUE
Abstract: front page image
(EN)A multifocal ophthalmic lens includes a lens element having anterior and posterior surfaces with a central aspherical refractive zone disposed on one of the anterior and posterior surfaces; and a diffractive bifocal zone disposed outside of the aspherical refractive zone. The central aspherical refractive zone may be disposed on the anterior surface and the diffractive bifocal zone may be disposed on the posterior surface.
(FR)La lentille ophtalmique multifocale selon l’invention comporte un élément de lentille présentant des surfaces antérieure et postérieure avec une zone réfractive asphérique centrale disposée sur l’une des surfaces antérieure et postérieure ; et une zone bifocale diffractive disposée à l’extérieur de la zone asphérique réfractive. La zone réfractive asphérique centrale peut être disposée sur la surface antérieure et la zone diffractive bifocale peut être disposée sur la surface postérieure.
Designated States: AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BW, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, LY, MA, MD, MG, MK, MN, MW, MX, MZ, NA, NG, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RU, SC, SD, SE, SG, SK, SL, SM, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, YU, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IS, IT, LT, LU, LV, MC, NL, PL, PT, RO, SE, SI, SK, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)