METHOD OF IMPROVING ACCURACY IN CHAMFERING MOTION APPLIED TO SPECTACLE LENS AND CHAMFERING TOOL

    公开(公告)号:JP2002079447A

    公开(公告)日:2002-03-19

    申请号:JP2001210325

    申请日:2001-07-11

    Applicant: ESSILOR INT

    Inventor: NAUCHE MICHEL

    Abstract: PROBLEM TO BE SOLVED: To provide a chamfering method and a chamfering device capable of eliminating the inaccurateness in chamfering caused by the unavoidable deformation of a normal spectacle lens, and the unavoidable inaccurateness of the software and the hardware of an effective grinding machine effectively relating to a supporting shaft. SOLUTION: In this method of improving the accuracy in the chamfering motion applied to the spectacle lens, compensating means 22, 22', 18, 18' having the elastic deformation absorbing capacity, are inserted between a peripheral part of a member composed of a chamfering tool 14 to be used or the spectacle lens 10 to be worked as one member, and a supporting shaft of the member as the other member.

    IMAGE FORMATION DEVICE
    3.
    发明专利

    公开(公告)号:JPH11206712A

    公开(公告)日:1999-08-03

    申请号:JP29751298

    申请日:1998-09-11

    Applicant: ESSILOR INT

    Abstract: PROBLEM TO BE SOLVED: To prevent position error generation between a lens optical axis and the line-of-sight axis of a human by positioning the centroid of a specified number of hinge-connected image formation units below a peal part axis. SOLUTION: In this image formation device 10, two of the image formation unit B1 and an observation unit B2 are integrally hinge-connected and provided in the form of a pendulum around the horizontal axis A3 of a peak part. The image formation unit B1 is provided with an image acquisition device 11 and restrains the direction of a corresponding image formation axis A1 and the observation unit B2 is provided with an observation screen 12 and restrains a corresponding optical axis A2. In such a constitution, the centroid of the image formation unit B1 is positioned below the axis A3 of the peak part of the device 10. They are housed in a casing 13. In such a manner, the deviation of the lens optical axis and the line-of-sight axis is the human is eliminated and visual quality is prevented from being damaged.

    BLANK CLAMPING DEVICE FOR MACHINE TRIMMING OPTICAL LENS

    公开(公告)号:JP2000131657A

    公开(公告)日:2000-05-12

    申请号:JP30108999

    申请日:1999-10-22

    Applicant: ESSILOR INT

    Abstract: PROBLEM TO BE SOLVED: To obtain the clamping device which improves the machining speed, shape fidelity, size trackability, and characteristics regarding the axis of a lens by providing a coaxial clamping jaw part for clamping surfaces of a blank and allowing respective parts of the machine cooperate with one surface of the blank. SOLUTION: The clamping device includes the clamping jaw part 10 in which a plate 11 and a main body 12 are incorporated. The plate 11 has a bearing member 13 which is so applied as to cooperate a concave surface 2 of the blank 1 to be trimmed. As well as the clamping jaw part 10, another fixed jaw part which has its center aligned with the axis of the bank 1 cooperates with a projection convex surface of the blank 1. The main body 12 is hollow and a blank cylindrical housing 15 is incorporated, and by the housing 15, the clamping jaw part 10 is mounted on the tip 6 of a spindle 5 of a trimming machine. The plate 11 and main body 12 are bound so as to rotate together through the cooperation between a facet and the surfaces.

    METHOD FOR TRIMMING OPHTHALMIC LENSES BY READING OUT AND UPDATING A LENS AND/OR FRAME DATABASE REGISTER
    5.
    发明申请
    METHOD FOR TRIMMING OPHTHALMIC LENSES BY READING OUT AND UPDATING A LENS AND/OR FRAME DATABASE REGISTER 审中-公开
    通过阅读和更新镜头和/或框架数据库寄存器来修剪眼镜的方法

    公开(公告)号:WO2008155481A3

    公开(公告)日:2009-02-19

    申请号:PCT/FR2008000584

    申请日:2008-04-23

    CPC classification number: G01B5/20 B24B9/144 B24B9/146

    Abstract: The invention relates to a method for trimming ophthalmic lenses in which an optical reference frame of the lens concerned and/or a trimming instruction is determined by means of a centration and/or trimming characteristic relating to the lens or to a related frame. According to the invention, the method comprises: a step in which a processing unit of a workshop (1) reads out from a remote register (200) in which each record is associated with a frame type and/or lens type, and comprises at least one centration and/or trimming characteristic of this type, with a search for a record corresponding to the type to which the frame and/or the lens concerned belongs, then, if no corresponding record is found in the register, a step of determining said at least one centration and/or trimming characteristic of the frame and/or of the lens in question, and a step of storing, in a new record of the register, said at least one centration and/or trimming characteristic.

    Abstract translation: 本发明涉及一种用于修整眼科镜片的方法,其中通过与透镜或相关框架相关的中心和/或修整特性来确定相关镜片的光学参考系和/或修剪指令。 根据本发明,该方法包括:车间(1)的处理单元从其中每个记录与帧类型和/或透镜类型相关联的远程寄存器(200)读出的步骤,并且包括在 至少一种这种类型的中心和/或修剪特性,搜索对应于帧和/或镜头所属类型的记录,则如果在该寄存器中没有找到对应的记录,则确定一个步骤 所述框架和/或所述镜片的至少一个中心和/或修整特征以及在所述寄存器的新记录中存储所述至少一个中心和/或修剪特性的步骤。

    SPECTACLE LENS TRIMMING MACHINE WITH A ROTATING TOOL CARRIER ON WHICH ARE MOUNTED SEVERAL WORKING TOOLS

    公开(公告)号:WO2008107532A3

    公开(公告)日:2008-12-31

    申请号:PCT/FR2008000039

    申请日:2008-01-14

    Inventor: NAUCHE MICHEL

    Abstract: The invention relates to a machine that comprises: a means for holding and rotatingly driving (12, 13) the lens (100) about a first rotation axis (A3), the rotation of the lens being controlled by a first control means (14); a tool carrier (20) mounted for rotation about a second rotation axis (A20), the rotation of the tool carrier (20) being controlled by a second control means; a plurality of working tools (21, 22, 23) mounted on the tool carrier (20) and capable of rotation about tool axes (A21, A22, A23), wherein at least two tools (21, 22) for shaping the periphery of the lens to be trimmed have different tool axes (A21, A22); a third control means for controlling the relative spacing mobility between the first rotation axis (A3) and the second rotation axis (A20); an inclination means (30, 31, 32) for the relative pivoting of the tool carrier (20) relative to the first rotation axis (A3) about a third rotation axis (AO) substantially transverse to the first rotation axis (A3).

    GRINDER AUTO-CALIBRATION METHOD
    7.
    发明申请
    GRINDER AUTO-CALIBRATION METHOD 审中-公开
    磨削自动校准方法

    公开(公告)号:WO2007065981A3

    公开(公告)日:2007-07-26

    申请号:PCT/FR2006002457

    申请日:2006-11-03

    Inventor: NAUCHE MICHEL

    CPC classification number: B24B9/148 B24B47/225 B24B49/03 G05B19/401

    Abstract: The invention relates to a method for auto-calibrating a device for trimming ophthalmic lenses. The inventive method comprises the following steps which are performed after an ophthalmic lens (L1) has been trimmed using the trimming device, namely: a measurement is taken of the length (RHO) of at least one radius of the lens; the aforementioned length measurement is compared to the expected length (RHOo) of said radius; the result of the comparison is stored in a history containing the results of each comparison for lenses trimmed successively by the trimming device; and at least one set function is calculated for the subsequent trimming of another lens, said calculation taking account of the comparison results associated with several lenses in the history.

    Abstract translation: 本发明涉及一种用于自动校准用于修剪眼镜片的装置的方法。 本发明的方法包括在使用修剪装置修整眼用透镜(L1)之后执行以下步骤,即:测量透镜的至少一个半径的长度(RHO); 将上述长度测量结果与所述半径的预期长度(RHOo)进行比较; 将比较结果存储在包含由修剪装置连续修剪的透镜的每个比较结果的历史中; 并且为后续的另一个镜片的修整计算至少一个设定函数,所述计算考虑了与历史中的多个镜片相关联的比较结果。

    SPECTACLE LENS TRIMMING MACHINE WITH A ROTATING TOOL CARRIER ON WHICH ARE MOUNTED SEVERAL WORKING TOOLS
    8.
    发明申请
    SPECTACLE LENS TRIMMING MACHINE WITH A ROTATING TOOL CARRIER ON WHICH ARE MOUNTED SEVERAL WORKING TOOLS 审中-公开
    SPECTACLE镜头修边机带有旋转工具载体,其上安装了几种工作工具

    公开(公告)号:WO2008107532A8

    公开(公告)日:2008-11-06

    申请号:PCT/FR2008000039

    申请日:2008-01-14

    Inventor: NAUCHE MICHEL

    Abstract: The invention relates to a machine that comprises: a means for holding and rotatingly driving (12, 13) the lens (100) about a first rotation axis (A3), the rotation of the lens being controlled by a first control means (14); a tool carrier (20) mounted for rotation about a second rotation axis (A20), the rotation of the tool carrier (20) being controlled by a second control means; a plurality of working tools (21, 22, 23) mounted on the tool carrier (20) and capable of rotation about tool axes (A21, A22, A23), wherein at least two tools (21, 22) for shaping the periphery of the lens to be trimmed have different tool axes (A21, A22); a third control means for controlling the relative spacing mobility between the first rotation axis (A3) and the second rotation axis (A20); an inclination means (30, 31, 32) for the relative pivoting of the tool carrier (20) relative to the first rotation axis (A3) about a third rotation axis (AO) substantially transverse to the first rotation axis (A3).

    Abstract translation: 本发明涉及一种机器,其包括:用于保持和旋转镜头(100)绕第一旋转轴线(A3)旋转的装置(12,13),镜头的旋转由第一控制装置(14)控制, ; 刀架(20),所述刀架安装成围绕第二旋转轴线(A20)旋转,所述刀架(20)的旋转由第二控制装置控制; 安装在所述刀架(20)上并且能够围绕刀具轴线(A21,A22,A23)旋转的多个加工刀具(21,22,23),其中至少两个刀具(21,22) 要修剪的镜头具有不同的工具轴(A21,A22); 第三控制装置,用于控制第一旋转轴线(A3)和第二旋转轴线(A20)之间的相对间隔移动性; 用于刀架(20)相对于第一旋转轴线(A3)围绕基本上横向于第一旋转轴线(A3)的第三旋转轴线(AO)相对枢转的倾斜装置(30,31,32)。

    DEVICE AND METHOD FOR ADJUSTING THE DRILLING DIRECTION OF A DRILLING TOOL FOR AN OPHTHALMIC LENS
    9.
    发明申请
    DEVICE AND METHOD FOR ADJUSTING THE DRILLING DIRECTION OF A DRILLING TOOL FOR AN OPHTHALMIC LENS 审中-公开
    用于调整钻孔工具的钻孔方向的装置和方法用于眼镜

    公开(公告)号:WO2006042917A8

    公开(公告)日:2007-05-18

    申请号:PCT/FR2005002028

    申请日:2005-08-04

    Abstract: The device comprises pivoting means enabling the drilling axis (A6) of the drilling tool (35) to be pivoted (PIV) about the axis of orientation, and means for adjusting the angular position of the drilling tool (35) about said axis of orientation. It also comprises first mobility means enabling relative mobility of the drilling tool (35) in relation to the lens to be drilled (L), or vice-versa, according to a first degree of mobility (ESC) which is distinct from the pivoting (PIV) of the drilling axis (A6) of the drilling tool (35) about the axis of orientation, and in that said means for adjustment are configured in such a way as to control the pivoting (PIV) of the drilling axis (A6) of the drilling tool (35) about the axis of orientation, in favour of the first degree of relative mobility of the drilling tool (35) in relation to the lens (L) that is to be drilled.

    Abstract translation: 该装置包括使钻孔工具(35)的钻孔轴线(A6)围绕定向轴线枢转(PIV)的枢转装置,以及用于调整钻孔工具(35)围绕所述定向轴线的角位置的装置 。 它还包括根据第一移动性(ESC)的第一移动性(ESC),该第一移动性装置使钻孔工具(35)能够相对于待钻孔(L)相对移动,或反之亦然, PIV),并且所述所述用于调节的装置被配置为控制钻孔轴线(A6)的枢转(PIV),所述钻孔轴线(A6) 相对于待钻孔的透镜(L)有利于钻孔工具(35)相对于移动的第一程度。

    AUTOMATIC PUPILOMETER WITH VISUAL CHECK
    10.
    发明申请
    AUTOMATIC PUPILOMETER WITH VISUAL CHECK 审中-公开
    带有可视检查的自动人瞳

    公开(公告)号:WO2009053570A2

    公开(公告)日:2009-04-30

    申请号:PCT/FR2008051766

    申请日:2008-10-01

    Inventor: NAUCHE MICHEL

    CPC classification number: A61B3/111

    Abstract: The invention relates to an automatic pupilometer that comprises a light source (3) capable of generating a corneal reflection on at least one of the eyes of an individual each placed in front of a first and a second window (4), a collimation lens (6) for at least positioning the light source so as to correspond to the distance vision of the individual, a detection receptor (7) for automatically locating the reflection, and a calculator for calculating the pupil deviation of said individual. According to the invention, the pupilometer further includes a third window (12) in which the eye of an observer responsible for the measurement is to be placed in the vicinity of the focus of said lens (6) in order to display and check the measurement conditions.

    Abstract translation: 本发明涉及一种自动瞳孔测量仪,其包括能够在放置在第一和第二窗口(4)前方的个体的至少一只眼睛上产生角膜反射的光源(3),准直透镜( 6)用于至少定位光源以便对应于个人的远视力,用于自动定位反射的检测接收器(7),以及用于计算所述个体的瞳孔偏差的计算器。 根据本发明,瞳距测量仪还包括第三窗口(12),负责测量的观察者的眼睛将被放置在所述透镜(6)的焦点附近,以便显示和检查测量结果 条件。

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