n1 y n2 son los índices de refracción de los materiales. la línea entrecortada delimita la línea normal, la cual es la línea perpendicular a la superficie. theta1 y theta2 son los ángulos que forman las ondas con la línea normal, siendo theta 1 el ángulo de la onda incidente y theta2 el ángulo de la onda refractada.
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{{Information |Description={{es|1=Diagrama de refracción con sus todas sus respectivas variables para la Ley de Snell.}} |Source={{own}} |Author=Josell7 |Date=4 de marzo de 2010 |Permission= |other_versions= }} n1 y n2 son los índic
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