OPHTHALMIC LENS
    31.
    发明专利

    公开(公告)号:AU2021382388A1

    公开(公告)日:2023-05-11

    申请号:AU2021382388

    申请日:2021-11-22

    Applicant: ESSILOR INT

    Abstract: Method implemented by computer means for determining a progression length (LP) of an ophthalmic lens, comprising the following steps: - providing an addition value Add (21), - providing a model (22), the model linking an addition value Add with a progression length (LP), - based on the model and on the provided addition value, determining the progression length (23).

    СПОСОБ ПОДБОРА МОНОФОКАЛЬНОЙ ОФТАЛЬМОЛОГИЧЕСКОЙ ЛИНЗЫ

    公开(公告)号:RU2768516C1

    公开(公告)日:2022-03-24

    申请号:RU2020132217

    申请日:2019-03-28

    Applicant: ESSILOR INT

    Abstract: Способподборамонофокальнойофтальмологическойлинзывключаетэтаппредоставлениярецептурныхданныхо носящем, этаппредоставленияданныхо ношении, этапподборамонофокальнойофтальмологическойлинзы, котораяобеспечиваетоптическуюсилусогласнорецептупоменьшеймерев первомнаправлениивзглядапривзгляденапервомрасстояниии вовторомнаправлениивзглядапривзгляденавторомрасстоянии, причемпервоеи второерасстоянияразличны, ипервоеи второенаправлениявзглядаразличны. Линзуподбираюттакимобразом, чтобыдлялюбогонаправлениявзгляда, содержащегосяв эллиптическомконусес половинойбольшойосиподуглом 8 градусови половиноймалойосиподуглом 4 градуса, ориентациябольшойосигоризонтальнапристандартныхусловияхношения, эллиптическийконусцентрированвовторомнаправлениивзгляда, разностьоптическойсилы, измереннойв указанномлюбомнаправлениивзгляда, иоптическойсилысогласнорецептубыларавна 0,15 дптрилименьше. Техническийрезультат - обеспечениенизкогоуровняаберрацийкакпривзгляденабольшиерасстояния, таки привзгляденаблизкиеи/илипромежуточныерасстояния. 2 н. и 12 з.п. ф-лы, 12 ил., 3 табл.

    METHOD FOR ADJUSTING A PROCESS FOR MANUFACTURING EYEGLASS FRAMES

    公开(公告)号:CA3165398A1

    公开(公告)日:2021-07-22

    申请号:CA3165398

    申请日:2021-01-11

    Applicant: ESSILOR INT

    Abstract: Method for generating modified eyeglass frame manufacturing data comprising the following steps: a. providing a plurality of eyeglass frames, b. selecting one frame among the plurality of eyeglass frames, c. determining data relative to the selected frame, d. modifying the determined data whilst respecting at least one predetermined conception rule, so as to obtain modified data and e. computing the modified data obtained by said modification so as to generate modified eyeglass frame manufacturing data.

    OPTICAL LENS
    34.
    发明专利

    公开(公告)号:CA3116454A1

    公开(公告)日:2020-04-23

    申请号:CA3116454

    申请日:2019-10-16

    Applicant: ESSILOR INT

    Abstract: Method implemented by computer means for determining a lens element, for example adapted for a wearer, the method comprising: - providing lens data indicating at least a shape of the lens element to be determined, the shape of the lens element corresponding to a shape of the holder and to at least a shape of the optical elements of the lens element, the shape of the optical elements being associated with a targeted optical function; - providing a transfer law associated with a coating process of a lens element comprising the optical elements, the coating process being associated with the coating element, the transfer law corresponding to transformations to apply to the shape of the surface of the lens element comprising the optical elements for compensating modifications of the targeted optical function of said optical elements induced by the coating process; and - determining the lens element based at least on the lens data and the transfer law.

    Lente oftálmica progresiva
    35.
    发明专利

    公开(公告)号:ES2657857T3

    公开(公告)日:2018-03-07

    申请号:ES12710088

    申请日:2012-03-22

    Applicant: ESSILOR INT

    Abstract: Una lente oftálmica progresiva que comprende una superficie frontal y una superficie posterior, teniendo cada superficie en cada punto una altitud (z), un valor de esfera media (SPHmedia) y un valor de cilindro (CYL), comprendiendo al menos una superficie dos micro-marcas y un punto central situado en el centro de un segmento que enlaza las dos micro-marcas, en donde la 5 porción central de la lente es un círculo de 40 mm de diámetro centrado sobre el punto central, comprendiendo la superficie frontal de la lente: - una zona (26) de visión de lejos que tiene un punto de referencia (FV) de visión de lejos; - una zona (28) de visión de cerca que tiene un punto de referencia (NV) de visión de cerca; - un meridiano principal (32), en donde la superficie frontal es regresiva y tiene: - un valor normalizado de gradiente de esfera (GradSPH) de menos de 7,50.10-1 mm-1 en cualquier punto de la porción central de la lente incluyendo una porción del meridiano principal (32), el punto de referencia (FV) de visión de lejos y el punto de referencia (NV) decisión de cerca, en donde el factor de normalización es igual al valor máximo de la adición de la superficie; un valor normalizado de gradiente de cilindro (gradCYL) de menos de 1,45 mm-1 en cualquier punto en la porción central de la lente, en donde el factor de normalización es igual al valor máximo de la adición de la superficie.

    Progressive ophthalmic lens
    36.
    发明专利

    公开(公告)号:AU2012234416B2

    公开(公告)日:2015-06-11

    申请号:AU2012234416

    申请日:2012-03-22

    Applicant: ESSILOR INT

    Abstract: The invention relates to a progressive ophthalmic lens comprising a front surface and a rear surface, each surface having in each point an altitude, a mean sphere value and a cylinder value, the front surface of the lens comprising: - a far vision zone having a far vision reference point; - a near vision zone having a near vision reference point; - a main meridian, wherein the front surface is regressive and has: - a sphere gradient normalized value of less than 7.50.10

    Progressive ophthalmic lens
    37.
    发明专利

    公开(公告)号:AU2012234416A1

    公开(公告)日:2013-09-26

    申请号:AU2012234416

    申请日:2012-03-22

    Applicant: ESSILOR INT

    Abstract: The invention relates to a progressive ophthalmic lens comprising a front surface and a rear surface, each surface having in each point an altitude, a mean sphere value and a cylinder value, the front surface of the lens comprising: - a far vision zone having a far vision reference point; - a near vision zone having a near vision reference point; - a main meridian, wherein the front surface is regressive and has: - a sphere gradient normalized value of less than 7.50.10

    PROGRESSIVE OPHTHALMIC LENS
    38.
    发明专利

    公开(公告)号:CA2830638A1

    公开(公告)日:2012-10-04

    申请号:CA2830638

    申请日:2012-03-22

    Applicant: ESSILOR INT

    Abstract: The invention relates to a progressive ophthalmic lens comprising a front surface and a rear surface, each surface having in each point an altitude, a mean sphere value and a cylinder value, the front surface of the lens comprising: - a far vision zone having a far vision reference point; - a near vision zone having a near vision reference point; - a main meridian, wherein the front surface is regressive and has: - a sphere gradient normalized value of less than 7.50.10-1 mm-1 at any point in a central portion of the lens including a portion of the main meridian (32), the far vision reference point (FV) and the near vision reference point (NV); - a cylinder gradient normalized value of less than 1.45 mm-1 at any point in the central portion of the lens.

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