prakaasheeya tantu

prakaasheeya tantu
ek TOSLINK prakaash tantu shravya kebal ek sire se pradeept kiya hua hai

prakaasheeya tantu (ya keval tantu) kaanch ya plastic se nirmit ek tantu hota hai jiske lambaai ki disha mein prakaash ka sancharan ho sakta hai. aajkal inka sanchaar mein khoob prayog ho raha hai kyonki inki sahaayata se adhik doori tak bina sanket ko parivrdhit kiye lejaaya ja sakta hai. ye kisi vidyutachumbakeeya intaraferens se bhi bahut kam prabhaavit hote hai.

anukram

upayog

sanchaar

sansoochak (Fiber optic sensors)

anya upayog

A frisbee illuminated by fiber optics
  • pradeepteekaran (illumination applications) mein
  • chikitseeya upayog ke liye - kisi tedhe-medhe raaste se shareer ke andar kisi durgam sthaan tak prakaash le jaane ke liye
  • sajaavat ke liye

kaarya karne ka siddhaant

prakaash ka poorn aantarik paraavartan

vastut: prakaasheeya tantu ek belanaakaar daaielektrik vevagaaid hai jo prakaash ko apni lambaai ki disha mein sancharan karaata hai. is prakriya mein prakaash ka poorn aantarik paraavartan hota hai.

tantuon ko aapas mein ya kisi upakaran se jodana

(Termination and splicing)

ek malteemod tantu se juda ST faaibar kanektar

prakaasheeya tantu ko ant mein jab kisi upakaran se jodna hota hai to uske liye prakaasheeya tantu kanektar ka prayog karna padta hai. ye kanektar praay: FC, SC, ST, LC, ya MTRJ aadi maanak prakaar ke hote hain.

prakaasheeya tantuon ke do sironko paraspar jodajnyae ke liye ya to kanektar prayog mein laaye jaate hain ya unhein splaaising prakriya se jodkar ek satat tarang digdarshak (contineous waveguide) bana diya jaata hai. splaaising ka kaarya do tarah se kiya ja sakat hai -

  • aark fyoojan
  • yaantrik splaaisar (yeh jaldi kaam karne ke liye upayukt hai)

inhein bhi dekhein

poorn aantarik paraavartan (Total internal reflection)

baahari kadiyaaain