15.PMMA oly methyLmethacrylak)IS a transparent themoplastic Itis used as carematenal as fiber ophes, which transMit hala aptcally.The fiber traps light withn t tube by internal reflectin. The index ot refadion of PMMA IS 149. A lgut beon apptoachus thu PMMA/ar interfaLe fram thu PMMA Side of the nterfaueshhats the agstangle (in deg), thata beam t ligll can make mth thenamal in PMiMA S0that Cxperientes totalinternal refleatin

Question
15.PMMA oly methyLmethacrylak)IS a transparent
themoplastic Itis used as carematenal as fiber
ophes, which transMit hala aptcally.The fiber traps light
withn t tube by internal reflectin.
The index ot refadion of PMMA IS 149. A lgut beon
apptoachus thu PMMA/ar interfaLe fram thu PMMA Side
of the nterfaueshhats the agstangle (in deg), thata beam
t ligll can make mth thenamal in PMiMA S0that
Cxperientes totalinternal refleatin
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Transcribed Image Text

15.PMMA oly methyLmethacrylak)IS a transparent themoplastic Itis used as carematenal as fiber ophes, which transMit hala aptcally.The fiber traps light withn t tube by internal reflectin. The index ot refadion of PMMA IS 149. A lgut beon apptoachus thu PMMA/ar interfaLe fram thu PMMA Side of the nterfaueshhats the agstangle (in deg), thata beam t ligll can make mth thenamal in PMiMA S0that Cxperientes totalinternal refleatin

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