1
John A Futhey, Michael J Simpson: Multifocal diffractive ophthalmic lenses. Minnesota Mining and Manufacturing Company, Gary L Griswold, Walter N Kirn, Stephen W Buckingham, July 20, 1993: US05229797 (193 worldwide citation)

A lens according to the invention has diffractive power and two primary foci, where one focus is associated with the first diffractive order and one with the second diffractive order.


2
Futhey John A, Simpson Michael J: Multifocal diffractive ophthalmic lenses.. Minnesota Mining & Mfg, February 12, 1992: EP0470811-A2 (38 worldwide citation)

A lens according to the invention has diffractive power and two primary foci, where one focus is associated with the first diffractive order and one with the second diffractive order.


3
Henk A Weeber: Diffractive multifocal lens having radially varying light distribution. AMO Groningen, AMO Groningen, January 18, 2011: US07871162 (31 worldwide citation)

The present invention provides improved ophthalmic lenses and methods for their design and use. Monofocal and multifocal diffractive ophthalmic lenses having reduced light scatter and/or improved light energy distribution properties are provided. These properties are provided by the diffractive prof ...


4
Henk A Weeber: Diffractive multifocal lens having radially varying light distribution. AMO Groningen, AMO Groningen, February 26, 2013: US08382281 (19 worldwide citation)

The present invention provides improved ophthalmic lenses and methods for their design and use. Monofocal and multifocal diffractive ophthalmic lenses having reduced light scatter and/or improved light energy distribution properties are provided. These properties are provided by the diffractive prof ...


5
Hendrik A Weeber: Diffractive lens exhibiting enhanced optical performance. AMO Groningen, AMO Groningen, November 5, 2013: US08573775 (12 worldwide citation)

The present invention provides improved ophthalmic lenses and methods for their design and use. Monofocal and multifocal diffractive ophthalmic lenses having reduced light scatter, improved light energy distribution properties, and/or other improvements in optical performance are provided. These pro ...


6
Hendrik A Weeber: Diffractive lens exhibiting enhanced optical performance. AMO Groningen, AMO Groningen, July 31, 2012: US08231219 (6 worldwide citation)

The present invention provides improved ophthalmic lenses and methods for their design and use. Monofocal and multifocal diffractive ophthalmic lenses having reduced light scatter, improved light energy distribution properties, and/or other improvements in optical performance are provided. These pro ...


7
WEEBER HENDRIK A: LENTILLE DIFFRACTIVE PRESENTANT UNE PERFORMANCE OPTIQUE OPTIMISEE, DIFFRACTIVE LENS EXHIBITING ENHANCED OPTICAL PERFORMANCE. AMO REGIONAL HOLDINGS, AMO REGIONAL HOLDINGS, NORTON ROSE FULBRIGHT CANADA S E N C R L S R L, October 2, 2018: CA2722274 (2 worldwide citation)

The present invention provides improved ophthalmic lenses and methods for their design and use. Monofocal and multifocal diffractive ophthalmic lenses having reduced light scatter, improved light energy distribution properties, and/or other improvements in optical performance are provided. These pro ...


8
Huawei Zhao: High efficiency optic. Abbott Medical Optics, Abbott Medical Optics, June 30, 2015: US09069185

Ophthalmic lenses and methods for their design and use involve displacement functions based on the sum of a continuous cosine function and a continuous sine function, optionally over a plurality of echelettes. Exemplary monofocal and multifocal diffractive ophthalmic lenses provide reduced light sca ...


9
Futhey John A, Simpson Michael J: Verres correcteurs diffringents a foyer progressif, Multifocal diffractive ophthalmic lenses. Minnesota Mining And Manufacturing Company, Minnesota Mining And Manufacturing Company, SMART & BIGGAR, October 16, 2001: CA2048013

A lens according to the invention has diffractivepower and two primary foci, where one focus is associatedwith the first diffractive order and one with the seconddiffractive order.


10
Henk A Weeber: Diffractive multifocal lens having radially varying light distribution. AMO Groningen, May 12, 2011: US20110109875-A1

The present invention provides improved ophthalmic lenses and methods for their design and use. Monofocal and multifocal diffractive ophthalmic lenses having reduced light scatter and/or improved light energy distribution properties are provided. These properties are provided by the diffractive prof ...