[b]La riflessione totale[br][br][br][color=#ff0000][img]https://www.openfisica.com/fisica_ipertesto/openfisica1/immagini/riflessionetotale.gif[/img][br][br][/color][center][color=#0000ff]Aumentando l'angolo di incidenza, anche l'angolo di rifrazione aumenta e il raggio rifratto nell'aria si avvicina sempre più alla superficie di separazione; esiste un [i]angolo limite [/i] per cui il raggio rifratto è radente alla superficie di separazione. Per gli angoli di incidenza maggiori, il raggio rifratto manca e c'è solo il raggio riflesso.[br][br][/color][/center][left][/left][center][color=#0000ff][br][/color][img]data:image/png;base64,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[/img][color=#0000ff][br][br][br][/color][/center][color=#ff0000]Si chiama [u][i]angolo limite[/i][/u] quel valore dell'angolo d'incidenza a cui corrisponde un angolo di rifrazione di 90 gradi. Inoltre, oltre tale limite, il fascio di luce che per angoli minori era suddiviso tra raggio rifratto e raggio riflesso confluisce tutto nel raggio riflesso dentro al vetro e per questo si ha il fenomeno della [i][u]riflessione totale[/u][/i].[/color][br][br][br][color=#ff0000][img]data:image/jpeg;base64,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[/img][br][br][/color]La riflessione totale dipende dal tipo di mezzo attraversato dalla luce (materiale).[br][br][br][color=#ff0000][img]https://image.slidesharecdn.com/pdf3-140329112706-phpapp02/95/pp-33-638.jpg?cb=1396095336[/img][br][br][br]Il prisma[br][br][br][img]data:image/png;base64,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[/img][img]data:image/png;base64,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[/img][br][/color][br][br][br]Le fibre ottiche[color=#ff0000][br][br][br][/color][color=#00ff00]Le fibre ottiche sono composte da strati concentrici di materiale vetroso: un nucleo cilindrico centrale (core), e un rivestimento esterno (cladding) intorno a esso; all'interno di esse la luce su propaga da un estremo all'altro grazie ad un grande numero di riflessioni totali[br][/color][color=#ff0000][br][br][br][br][br][/color][img]https://lh3.googleusercontent.com/proxy/LyfX6r8OpGNM5uGyFGngvsWA7pj0COgk7vaApS4JZ3X2h65I9HYsOyeUKp1ZIUr4S6-mSaqd4xGXLurdJ8GB7Sko8DqGpOPoDsTyoqWcvvAVsYlvKdIkNU-7-4QeogUfuY5rl_YqTBB1tsXP8zA5StM_LS0[/img][color=#ff0000][br][br][br][/color][color=#00ff00]Le fibre ottiche sono impiegate in numerosi campi tra cui quello del suono[/color][color=#ff0000][br][br][br][/color][img]https://munga.wordpress.com/files/2008/01/anim_fibre_5.gif[/img][color=#ff0000][br][/color][color=#ff0000][br][br][/color][/b][b][color=#ff0000][br][br][/color][/b]