MX2017009363A - Molde para lente de contacto con borde o reborde no rotacionalmente simetrico. - Google Patents

Molde para lente de contacto con borde o reborde no rotacionalmente simetrico.

Info

Publication number
MX2017009363A
MX2017009363A MX2017009363A MX2017009363A MX2017009363A MX 2017009363 A MX2017009363 A MX 2017009363A MX 2017009363 A MX2017009363 A MX 2017009363A MX 2017009363 A MX2017009363 A MX 2017009363A MX 2017009363 A MX2017009363 A MX 2017009363A
Authority
MX
Mexico
Prior art keywords
rotationally symmetric
mold
edge
region
contact lens
Prior art date
Application number
MX2017009363A
Other languages
English (en)
Inventor
Damodharan Radhakrishnan
Jubin Philippe
Heinrich Matias
Original Assignee
Johnson & Johnson Vision Care
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson & Johnson Vision Care filed Critical Johnson & Johnson Vision Care
Publication of MX2017009363A publication Critical patent/MX2017009363A/es

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/0048—Moulds for lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00038—Production of contact lenses
    • B29D11/00057—Production of contact lenses characterised by the shape or surface condition of the edge, e.g. flashless, burrless, smooth
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00038—Production of contact lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00038—Production of contact lenses
    • B29D11/00048—Production of contact lenses composed of parts with dissimilar composition
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/0074—Production of other optical elements not provided for in B29D11/00009- B29D11/0073
    • B29D11/00836—Producing non-circular, e.g. elliptic lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/04—Contact lenses for the eyes
    • G02C7/048—Means for stabilising the orientation of lenses in the eye

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)
  • Prostheses (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

Un molde para una curva delantera de una lente oftálmica incluye una región interior que tiene una forma no rotacionalmente simétrica, una región exterior que tiene una forma rotacionalmente simétrica, y una región intermedia continua entre la región interior y la región exterior; una primera porción de la región intermedia está en contacto con la región interior, definiendo un borde o reborde no rotacionalmente simétrico de una superficie delantera de la lente oftálmica; una segunda porción de la región intermedia está en contacto con la región exterior y es rotacionalmente simétrica.
MX2017009363A 2016-07-18 2017-07-17 Molde para lente de contacto con borde o reborde no rotacionalmente simetrico. MX2017009363A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15/212,542 US10786959B2 (en) 2016-07-18 2016-07-18 Mold for contact lens with non-rotationally symmetric rim or edge

Publications (1)

Publication Number Publication Date
MX2017009363A true MX2017009363A (es) 2018-09-10

Family

ID=59363036

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2017009363A MX2017009363A (es) 2016-07-18 2017-07-17 Molde para lente de contacto con borde o reborde no rotacionalmente simetrico.

Country Status (7)

Country Link
US (2) US10786959B2 (es)
EP (1) EP3273293A1 (es)
CN (1) CN107627635B (es)
HK (1) HK1248322A1 (es)
MA (1) MA54727A (es)
MX (1) MX2017009363A (es)
SG (1) SG10201704900UA (es)

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* Cited by examiner, † Cited by third party
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WO2021245506A1 (en) 2020-06-01 2021-12-09 Icares Medicus, Inc. Double-sided aspheric diffractive multifocal lens, manufacture, and uses thereof

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Also Published As

Publication number Publication date
US20200391457A1 (en) 2020-12-17
HK1248322A1 (zh) 2018-10-12
EP3273293A1 (en) 2018-01-24
CN107627635B (zh) 2021-09-07
US20180015678A1 (en) 2018-01-18
CN107627635A (zh) 2018-01-26
MA54727A (fr) 2021-11-24
SG10201704900UA (en) 2018-02-27
US10786959B2 (en) 2020-09-29

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