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公开(公告)号:US11921281B2
公开(公告)日:2024-03-05
申请号:US17743890
申请日:2022-05-13
发明人: Alois Zangerl , Martin Kuhn , Michael Socher , Philipp Gimpl
CPC分类号: G02B25/001 , G02B23/12
摘要: The invention relates to an attachment device for at least one objective lens and/or at least one eyepiece of a long-range optical device, in particular in the form of a riflescope, a telescope or a binocular, wherein the attachment device comprises at least one window, which is transparent at least in a visible spectral range, as well as at least one electrical heating device for the window.