Threads by stpfl

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    1. Mattscheibenbild um 180grad drehen! 4

      • stpfl
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      4
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      1.7k
      4
    3. stpfl

    1. Strahlenverlauf Probleme, Linse Berechnen 16

      • stpfl
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      16
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      4.8k
      16
    3. lupos