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Réflexion <strong>et</strong> Réfraction (5)Relations de continuité au niveau d’un dioptre : CAS 2 charges à l’interfacezn12Milieu 1Milieu 2Dn2 " Dn1 = # n12Bn2 " Bn1 = 0E T 2 " E T1 = 0!HT 2 " HT1 = j s$ n12σ : densité surfacique de charge C/m 2j s : densité surfacique de ! courant A/m

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