DIN 24° Konus leichte Reihe

EFR-L (DKOL)
    EFR-L (DKOL)
    EFR-L 30° (DKOL)
      EFR-L 30° (DKOL)
      EFR-L 45° (DKOL)
        EFR-L 45° (DKOL)
        EFR-L 90° (DKOL)
          EFR-L 90° (DKOL)
          EM-L (CEL)
            EM-L (CEL)
            EM-L Schott (CEL)
              EM-L Schott (CEL)