가변 투과 렌즈의 투과의 플래토 기반 제어

    公开(公告)号:KR20180040143A

    公开(公告)日:2018-04-19

    申请号:KR20187003932

    申请日:2016-07-07

    Applicant: ESSILOR INT

    CPC classification number: G02C11/10 G02C7/101 G02F1/15 G02F2201/58

    Abstract: 본발명은, 적어도하나의가변투과율렌즈(4) 및조도(E)를측정하는데에적합한적어도하나의센서(8)를포함하는제어회로(5)를포함하며, 제어회로(5)는센서(8)에의해측정된조도(E)에따라가변투과율렌즈(4)의투과율의값을자동으로제어하는데에적합하고, 제어회로(5)는복수의계속적인조도범위(P)를정의하고, 각조도범위(P)는최소조도값(Emin) 및최대조도값(Emax)에의해경계를가지며, 제어회로(5)는렌즈(4)의투과율을복수의조도범위(P)에대응하는복수의설정점투과율값(Tv)으로각각제어하는데에적합한, 가변투과율장치(2)에관한것이다.

    ELECTROCHROMIC COMPOSITION
    5.
    发明申请
    ELECTROCHROMIC COMPOSITION 审中-公开
    电致变色成分

    公开(公告)号:WO2015040030A3

    公开(公告)日:2015-06-04

    申请号:PCT/EP2014069731

    申请日:2014-09-16

    Applicant: ESSILOR INT

    CPC classification number: G02F1/1521 C09K9/02 G02C7/10 G02C7/101 G02F1/15

    Abstract: The present invention relates to an electrochromic composition comprising at least one reducing compound and at least two oxidizing compounds, said at least two oxidizing compounds having similar oxydo-reduction potentials. More specifically, said at least two oxidizing compounds are selected from viologen derivatives. Said composition can be used as a variable transmittance medium for the manufacture of an optical article, such as an ophthalmic lens.

    Abstract translation: 本发明涉及包含至少一种还原化合物和至少两种氧化化合物的电致变色组合物,所述至少两种氧化化合物具有相似的氧化还原电位。 更具体地说,所述至少两种氧化化合物选自紫精衍生物。 所述组合物可以用作制造光学制品如眼镜片的可变透光率介质。

    COMPOSITION COMPRISING PHOTOCHROMIC DYES IN AN IONIC SOLVENT
    8.
    发明申请
    COMPOSITION COMPRISING PHOTOCHROMIC DYES IN AN IONIC SOLVENT 审中-公开
    在离子溶剂中包含光致变色染料的组合物

    公开(公告)号:WO2009115721A3

    公开(公告)日:2009-11-12

    申请号:PCT/FR2009050339

    申请日:2009-03-02

    CPC classification number: C09K9/02

    Abstract: A photochromic composition that is liquid at 20 °C and includes (a) at least one photochromic dye and (b) an ionic solvent selected from (b)(i) room-temperature ionic liquids (RTIL), (b)(ii) ionic liquid mixtures that are liquid at room temperature, and (b)(iii) room-temperature liquid mixtures of at least one ionic liquid and at least one organic solvent that is miscible therewith. The use of said photochromic composition in optical devices such as ophthalmic lenses is also described.

    Abstract translation: (a)至少一种光致变色染料和(b)选自(b)(i)室温离子液体(RTIL),(b)(ii)的离子溶剂的光致变色组合物, (b)(iii)至少一种离子液体和至少一种可与其混溶的有机溶剂的室温液体混合物,所述离子液体混合物在室温下为液体。 还描述了所述光致变色组合物在光学装置例如眼科镜片中的用途。

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