An above-liquid refraction-correcting buoyant lens device is described. The above-liquid refraction-correcting buoyant lens device includes a viewing portion and a buoyant portion. The viewing portion includes optically transparent material. The buoyant portion can be disposed around an outer edge surface of the viewing portion. In some embodiments, the viewing portion has a viewing area of at least twenty-five square inches. In some embodiments, the viewing portion includes a magnification lens.


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    Titel :

    ABOVE-LIQUID REFRACTION-CORRECTING BUOYANT LENS DEVICE


    Beteiligte:

    Erscheinungsdatum :

    18.03.2021


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS / F21L Tragbare oder speziell für den Transport angepasste Leuchten oder Beleuchtungssysteme , LIGHTING DEVICES OR SYSTEMS THEREOF, BEING PORTABLE OR SPECIALLY ADAPTED FOR TRANSPORTATION / B63C LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS , Zuwasserlassen, Trockenstellen, Docken oder Bergen von Schiffen



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