Yintoni imodyuli yeacousto-opticImodyuli ye-AOM
Ukumodareyitha kweAcousto-optic yindlela yangaphandle yokumodareyitha. Ngokubanzi, isixhobo se-acousto-optic esilawula ukuguquguquka kobungakanani be-laser beam ibizwa ngokubaimodyuli yeacousto-optic(Imodyuli ye-AOM). I-signal modulated isebenza kwi-transducer ye-electroacoustic ngendlela yesignali yombane (i-amplitude modulation), kwaye emva koko iguqulelwe kwintsimi ye-ultrasonic eguqukayo ngendlela yesignali yombane. Xa amaza okukhanya edlula kwi-acousto-optic medium, ngenxa yempembelelo ye-acousto-optic, umthwali we-optical optical carrier uyahlengahlengiswa kwaye ube ngamaza aguquguqukayo anamandla "athwala" ulwazi.
Umgaqo wokusebenza
Ukumodareyitha kweAcousto-opticyinkqubo yomzimba esebenzisa i-acousto-optic effect ukulayisha ulwazi kwi-optical frequency carrier. I-signal modulated isebenza kwi-transducer ye-electroacoustic ngendlela yesignali yombane (i-amplitude modulation), kwaye emva koko iguqulelwe kwintsimi ye-ultrasonic eguqukayo ngendlela yesignali yombane. Xa amaza okukhanya edlula kwi-acousto-optic medium, ngenxa yempembelelo ye-acousto-optic, umthwali we-optical optical carrier uyahlengahlengiswa kwaye ube ngamaza aguquguqukayo anamandla "athwala" ulwazi.
Imodyuli ye-acousto-optic (imodyuli ye-AOM) ngokuqhelekileyo yenziwe ngeekristale ze-acousto-optic, ii-transducers, izixhobo zokufunxa kunye nabaqhubi. Imveliso yesignali elungisiweyo evela kumqhubi isebenza kwi-transducer ngendlela yesignali yombane kwaye emva koko iguqulwe ibe yi-ultrasonic wave eyahluka ngendlela yesignali yombane. Xa i-wave ye-ultrasonic idlula kwi-acousto-optic medium, ibangela ukunyanzeliswa kwendawo kunye nokunyusa okuphakathi, ukuvelisa i-elastic strain. Olu xinzelelo lutshintsha ngamaxesha kunye nexesha kunye nendawo, lubangela ukuba indawo ephakathi ibonise isenzeko soxinaniso olutshintshanayo, olufana nenqanaba lokugawula. Xa ukukhanya kudlula kule medium ephazanyiswa ngamaza e-ultrasonic, kwenzeka into ephazamisayo. Le nto ibizwa ngokuba yi-acousto-optic effect. Ngaphantsi kwempembelelo yesandi kunye nokukhanya, i-optical carrier imodulated kwaye iba yi-modulated wave "ephethe" ulwazi.
Chaza ngokufutshane iiparamitha eziphambili
Ukusebenza kwe-Diffraction kunye nelahleko yokumodareyitha
2. Bragg Angle: Xa isiganeko ukukhanya igalelo kwiisixhobo se-acousto-optickwi-Angle ye-Bragg, eyona nto isebenzayo yokuphazamiseka inokufezekiswa. Iimpazamo ze-Angular ziya kunciphisa ukusebenza kakuhle.
3. Divergence Angle ukuziqhelanisa
4. Isantya sokumodareyitha: Ixesha lokutshintsha kwe-optical lichazwa lixesha lokudluliselwa kwesandi somsindo ngokusebenzisa isinqe se-beam kwi-crystal ye-A0.
5. Amandla eRF afanelekileyo (Amandla oSasazo)
Ixesha lokuposa: Jun-04-2025