A rail signal having a rail signal lamp with a lens assembly comprising: a light emitter panel having a plurality of light emitters; and a lens plate covering the plurality of light emitters and provided with lens elements aligned with the light-emitters, wherein the lens elements have a rear surface facing a respective light emitter and an opposed front surface, and the front surface is rotationally symmetric about a Z axis that is parallel with an optical axis of the lens element, has orthogonal X and Y axes; wherein the rear surfaces each have a plurality of concavities in the X-Z plane, having a mirror symmetric arrangement of a first concavity between two second concavities, wherein the centre of the first concavity is aligned with the optical axis, and the second concavities have a larger radius of curvature than the first concavity.


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    Title :

    RAIL SIGNAL


    Additional title:

    SCHIENENSIGNAL
    SIGNAL DE RAIL


    Contributors:

    Publication date :

    2024-04-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC



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