METHOD AND DEVICE FOR DETERMINING A REFRACTION FEATURE OF AN EYE OF A SUBJECT

    公开(公告)号:WO2020127849A1

    公开(公告)日:2020-06-25

    申请号:PCT/EP2019/086487

    申请日:2019-12-19

    Abstract: The invention concerns a method comprising the steps of: a) illuminating a pupil (30) of the (3) eye of a subject by means of a light source (12); b) acquiring at least one picture of said pupil comprising an image of the reflection of said light source on the retina of said eye, by means of an image-capture apparatus (10); c) determining a refraction feature of said eye from at least a geometrical feature, a positional feature, or an intensity distribution of said image of the reflection of said light source wherein optical distances (d source , d cam ) between said pupil and, respectively, said light source and said image-capture apparatus, are different. An associated device (8) is also described.

    MEASUREMENT METHOD FOR THE DETERMINATION OF A VALUE OF A VISUAL CORRECTION NEED FOR NEAR VISION OF AN INDIVIDUAL
    3.
    发明申请
    MEASUREMENT METHOD FOR THE DETERMINATION OF A VALUE OF A VISUAL CORRECTION NEED FOR NEAR VISION OF AN INDIVIDUAL 审中-公开
    用于确定个人视力所需的视觉矫正值的测量方法

    公开(公告)号:WO2018050778A1

    公开(公告)日:2018-03-22

    申请号:PCT/EP2017/073198

    申请日:2017-09-14

    Abstract: The invention is related to a measurement method for determining a value of a visual correction need for near vision of an individual in a natural posture for near vision wherein a recognizing limit distance is determined so that the individual is able to recognize at least one predetermined symbol disposed farther than said limit distance relatively to the individual and unable to recognize said at least one predetermined symbol disposed closer to the individual than said limit distance, wherein a portable medium displaying said at least one predetermined symbol is displaced in front of the face and eyes of the individual to change a frontal distance between his/her eyes and the portable medium and in which when a recognizing limit distance is detected by the individual, said limit distance is measured and the value of the visual correction need is determined from said measured limit distance, wherein said visual correction need comprises an accommodation compensation need.

    Abstract translation: 本发明涉及一种测量方法,用于确定近视自然姿势下个体近视的视觉矫正需求的值,其中确定辨识极限距离以使得个体为 能够识别至少一个预定符号,所述至少一个预定符号被设置为比所述极限距离远离所述个体,并且不能识别所述至少一个预定符号,所述至少一个预定符号比所述极限距离更靠近所述个体设置,其中,显示所述至少一个预定符号 在个人的脸部和眼睛的前方移动,以改变他/她的眼睛与便携式介质之间的前部距离,并且其中当个体检测到识别极限距离时,测量所述极限距离,并且视觉的值 根据所述测量的极限距离来确定校正需求,其中所述视觉校正需求包括适应补偿ne 编

    PROCÉDÉ DE DÉTOURAGE D'UNE LENTILLE OPHTALMIQUE DE LUNETTES COMPORTANT UN FILM DE REVÊTEMENT
    4.
    发明申请
    PROCÉDÉ DE DÉTOURAGE D'UNE LENTILLE OPHTALMIQUE DE LUNETTES COMPORTANT UN FILM DE REVÊTEMENT 审中-公开
    用于调整包含涂膜的眼底眼镜镜的方法

    公开(公告)号:WO2012007654A1

    公开(公告)日:2012-01-19

    申请号:PCT/FR2011/000386

    申请日:2011-07-01

    CPC classification number: B24B1/00 B24B9/14 B24B9/148 B24B27/0076 B29D11/00932

    Abstract: L'invention concerne un procédé de détourage d'une lentille ophtalmique (10; 20) de lunettes suivant un contour souhaité (E, F), la lentille (10; 20) comportant un substrat (11; 21) et un film de revêtement (12; 22). De procédé composte une étape de découpe de la lentille (10; 20) au moyen d'un premier outil (30; 40) sur au moins l'épaisseur du film de revêtement (12; 22), cette découpe épargnant intérieurement une partie centrale (12A; 22A) utile du film de revêtement (12; 22) présentant un contour réduit (C; D) par rapport à celui de la lentille d'origine, fermé et calculé en fonction dudit contour souhaité (E; F). Suivie par une étape de taillage du chant du substrat (11; 21) suivant ledit contour souhaité (E; F), au moyen d'un second outil (31; 41), sans usinage de cette partie centrale (12A; 22A) et une étape ultérieure de finition du chant du substrat (11; 21), sans usinage de cette partie centrale (12A; 22A).

    Abstract translation: 本发明涉及一种根据期望的轮廓(E,F)修整眼科镜片(10; 20)的方法,所述镜片(10; 20)包括基底(11; 21)和涂膜(12; 22)。 该方法包括使用第一工具(30; 40)至少在涂膜(12; 22)的厚度上切割透镜(10; 20)的步骤,所述切口内部节省有用的中心部分(12A; 22A)具有相对于原始透镜的封闭轮廓(C; D)的闭合轮廓(C; D),并且基于所述期望的轮廓(E; F)计算,然后是 在不加工所述中心部分(12A; 22A)的情况下,使用第二工具(31; 41)根据所述期望轮廓(E; F)修剪所述基底(11; 21)的边缘的步骤;以及后续步骤 所述基板(11; 21)的边缘不加工所述中心部分(12A; 22A)。

    PROCÉDÉ DE CENTRAGE D'UNE LENTILLE OPHTALMIQUE SUR UNE MONTURE DE LUNETTES CAMBRÉE
    5.
    发明申请
    PROCÉDÉ DE CENTRAGE D'UNE LENTILLE OPHTALMIQUE SUR UNE MONTURE DE LUNETTES CAMBRÉE 审中-公开
    用于在弯曲的镜框上设置眼镜镜的方法

    公开(公告)号:WO2007128925A1

    公开(公告)日:2007-11-15

    申请号:PCT/FR2007/000797

    申请日:2007-05-10

    CPC classification number: G02C13/005

    Abstract: L'invention concerne un procédé de centrage d'une lentille ophtalmique (10) sur une monture de lunettes (20), comportant le positionnement d'un référentiel de la lentille ophtalmique par rapport à un référentiel de la monture de lunettes. Selon l'invention, ledit positionnement est réalisé en fonction d'au moins une valeur caractéristique de la cambrure de la monture et/ou de la cambrure de la lentille ophtalmique.

    Abstract translation: 本发明涉及一种用于将眼镜片(10)定心在眼镜框架(20)上的方法,包括相对于眼镜架的标记定位眼镜片的标记。 根据本发明,基于框架的曲线和/或眼镜片的曲线的至少一个特征值来实现所述定位。

    DISPOSITIF DE PRESENTATION A UN SUJET D'UNE IMAGE FUSIONNEE A DIFFERENTES DISTANCES COMPRENANT DEUX SYSTEMES OPTIQUES CENTRES SUR CHAQUE OEIL DU SUJET
    6.
    发明申请
    DISPOSITIF DE PRESENTATION A UN SUJET D'UNE IMAGE FUSIONNEE A DIFFERENTES DISTANCES COMPRENANT DEUX SYSTEMES OPTIQUES CENTRES SUR CHAQUE OEIL DU SUJET 审中-公开
    用于将不同距离的图像呈现给主体的设备,包含在每个目标的每个眼睛上的两个光学系统的设备

    公开(公告)号:WO2006134243A1

    公开(公告)日:2006-12-21

    申请号:PCT/FR2006/001037

    申请日:2006-05-10

    CPC classification number: A61B3/08 A61B3/032

    Abstract: La présente invention concerne un dispositif de présentation à un sujet d'une image fusionnée (93) perçue par ce sujet à différentes distances, comportant deux ouvertures pupillaires (10, 11) devant lesquelles les yeux (8, 9) du sujet sont destinés à être positionnés et, derrière chaque ouverture pupillaire, une lentille frontale (12, 13), fixe par rapport au dispositif, présentant un axe optique (30, 31 ), ainsi qu'un système optique (4, 5) d'imagerie d'un objet de test (19, 20) comprenant un ou plusieurs éléments optiques dont au moins un support de présentation (17, 18) de l'objet de test. Selon l'invention, chaque système optique d'imagerie d'un objet de test comprend un élément optique monté mobile (14, 15) suivant une trajectoire ayant au moins une portion utile présentant, en tout point, une direction de déplacement comportant d'une part, une première composante suivant la direction de la portion éventuellement propagée de l'axe optique de la lentille frontale incidente sur l'élément optique monté mobile et d'autre part, une deuxième composante transversale à la première composante.

    Abstract translation: 本发明涉及一种用于向对象呈现合并图像(93)的装置,所述图像被不同距离的对象感知。 本发明的装置包括两个瞳孔(10,11),前面设有被检体的眼睛(8,9),位于每个瞳孔后面的前透镜(12,13)被固定在 并且包括光轴(30,31)和用于测试对象(19,20)的光学成像系统(4,5),其包括至少一个光学元件,所述至少一个光学元件包括至少一个支撑件(17, 18)用于呈现测试对象。 根据本发明,测试对象的每个光学成像系统包括移动光学元件(14,15),该移动光学元件遵循包括至少一个有用部分的轨迹,该有用部分具有位移方向,该位移方向包括遵循任选地传播部分的方向的第一部件 入射在移动光学元件上的前透镜的光轴和横向于第一部件的第二部件。

    POSITION VARIATIONS OF THE LENSES OF AN EYEWEAR EQUIPMENT

    公开(公告)号:WO2021140070A1

    公开(公告)日:2021-07-15

    申请号:PCT/EP2021/050023

    申请日:2021-01-04

    Abstract: A method for determining a position variation of an eyewear equipment worn by a wearer, the method comprising: - obtaining reference data representing a reference position of an eyewear equipment worn by the wearer, the eyewear equipment comprising at least one ophthalmic lens and a frame on which the at least one ophthalmic lens is mounted; - determining at least one reference position parameter indicative of a reference position of the eyewear equipment on the face of the wearer based on the reference data; - obtaining current data representing a current position of the eyewear equipment worn by the wearer; - determining at least one current position parameter indicative of a current position of the eyewear equipment in front of the eyes of the wearer based on the current data; - comparing the reference and current positions parameters so as to determine a position variation of the eyewear equipment worn by the wearer.

    OPTICAL DEVICE ADAPTED TO BE WORN BY A WEARER

    公开(公告)号:WO2018193057A1

    公开(公告)日:2018-10-25

    申请号:PCT/EP2018/060101

    申请日:2018-04-19

    Abstract: The invention relates to an optical device comprising: an active programmable lens (20) having an adjustable optical power depending on a prescription of a wearer and being relative to a vision distance and/or direction of an eye of the wearer; a vision sensor (22) adapted to measure vision data relating to the vision distance and/or direction of the eye; and an optical power controller (30) comprising: a memory (32) storing computer executable instructions and adapted to store measured vision data and two predetermined optical power states corresponding to an optical power relative to a range of vision distance and/or direction of the eye; and a processor (34) for executing the stored computer executable instructions, wherein the computer executable instructions comprise instructions for adjusting the adjustable optical power between the predetermined optical power states with a resolution smaller than or equal to 0.25D when the vision data passes from one range of vision distance and/or direction to another.

    METHOD OF DETERMINING AN EYE PARAMETER OF A USER OF A DISPLAY DEVICE
    9.
    发明申请
    METHOD OF DETERMINING AN EYE PARAMETER OF A USER OF A DISPLAY DEVICE 审中-公开
    确定显示设备的用户的眼睛参数的方法

    公开(公告)号:WO2018078411A1

    公开(公告)日:2018-05-03

    申请号:PCT/IB2016/001707

    申请日:2016-10-28

    Abstract: Method for determining an eye parameter of a user of a display device, the eye parameter relating to a dioptric parameter of an ophthalmic lens to be provided to the user, the method comprising: -a display device providing step, during which a binocular display device is provided to the user, -an image display step, during which an image is displayed to the user when using the display device, -a display parameter modifying step, during which at least one parameter of the display device is modified so as to modify the virtual display distance of the perceived image, wherein the display parameter modifying step is repeated until image subjective quality of the perceived image is perceived by the user as optimal, and - an eye parameter determining step during which an eye parameter is determined based on the parameter of the display device.

    Abstract translation: 用于确定显示设备的用户的眼睛参数的方法,所述眼睛参数涉及眼科镜片的屈光参数以提供给用户,所述方法包括: - 提供显示设备 步骤,在此期间向用户提供双眼显示设备;图像显示步骤,在该步骤期间,当使用显示设备时向用户显示图像;显示参数修改步骤,在该步骤期间,至少一个参数 显示设备被修改以修改感知图像的虚拟显示距离,其中重复显示参数修改步骤直到感知图像的图像主观质量被用户感知为最佳,以及 - 眼睛参数确定步骤,在该步骤期间 眼睛参数是根据显示设备的参数确定的。

    METHOD OF DETERMINING AN EYE PARAMETER OF A USER OF A DISPLAY DEVICE
    10.
    发明申请
    METHOD OF DETERMINING AN EYE PARAMETER OF A USER OF A DISPLAY DEVICE 审中-公开
    确定显示设备的用户的眼睛参数的方法

    公开(公告)号:WO2018078409A1

    公开(公告)日:2018-05-03

    申请号:PCT/IB2016/001705

    申请日:2016-10-28

    Abstract: Method for determining an eye parameter of a user of a display device, the eye parameter relating to a dioptric parameter of an ophthalmic lens to be provided to the user, the method comprising: - a display device providing step, during which a binocular display device is provided to the user, - an image display step, during which an image is displayed to the user when using the display device, - a display parameter modifying step, during which at least one parameter of the display device is modified so as to modify the virtual display distance of the perceived image, wherein the display parameter modifying step is repeated until image subjective quality of the perceived image is perceived by the user as optimal, and - an eye parameter determining step during which an eye parameter is determined based on the parameter of the display device.

    Abstract translation: 用于确定显示设备的用户的眼睛参数的方法,所述眼睛参数涉及眼科镜片的屈光参数以提供给用户,所述方法包括: - 提供显示设备 步骤,在此期间向用户提供双眼显示设备;图像显示步骤,在该步骤中,当使用显示设备时向用户显示图像;显示参数修改步骤,在该步骤期间,至少一个 显示设备被修改以修改感知图像的虚拟显示距离,其中重复显示参数修改步骤直到感知图像的图像主观质量被用户感知为最佳,以及 - 眼睛参数确定步骤,在该步骤期间 眼睛参数是根据显示设备的参数确定的。

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