Halayen AOM acousto-optic modulator

HalayenMai daidaita sauti na AOM acousto-optic

Jure wa babban ƙarfin gani

Na'urar AOM acousto-optic modulator na iya jure ƙarfin laser mai ƙarfi, yana tabbatar da cewa na'urorin laser masu ƙarfi za su iya wucewa cikin sauƙi. A cikin hanyar haɗin laser mai fiber,fiber acousto-optic modulatorYana canza haske mai ci gaba zuwa haske mai pulsing. Saboda ƙarancin zagayowar aiki na bugun gani, yawancin kuzarin haske suna cikin hasken sifili. Hasken diffraction na farko da hasken sifili a wajen kristal ɗin acousto-optic suna yaduwa a cikin nau'in hasken Gaussian masu rarrabuwa. Duk da cewa sun cika sharuɗɗan rabuwa masu tsauri, wani ɓangare na kuzarin hasken sifili yana taruwa a gefen haɗin fiber na gani kuma ba za a iya watsa shi ta hanyar fiber na gani ba, daga ƙarshe yana ƙonewa ta hanyar haɗin fiber na gani. Tsarin diaphragm yana sanya shi a cikin hanyar gani ta hanyar firam ɗin daidaitawa mai girma shida don iyakance watsa hasken da aka watsa a tsakiyar haɗin, kuma ana aika hasken sifili zuwa gidan don hana hasken sifili ƙone haɗin fiber na gani.

Lokacin tashi da sauri

A cikin hanyar haɗin laser mai fiber-all-fiber, lokacin ƙaruwa mai sauri na bugun gani na AOMmai daidaita sauti na acouste-opticYana tabbatar da cewa bugun siginar tsarin zai iya wucewa ta yadda ya kamata har zuwa mafi girman matsayi, yayin da yake hana hayaniyar tushe shiga rufewar acouste-optic ta lokaci (ƙofar bugun lokaci-yanki). Babban abin da ke haifar da ƙaruwar bugun gani yana cikin rage lokacin wucewar raƙuman ultrasonic ta hanyar hasken. Manyan hanyoyin sun haɗa da rage diamita na kugu na hasken da ya faru ko amfani da kayan da ke da saurin sauti don ƙera lu'ulu'u na acoust-optic.

Siffa ta 1 Lokacin tashi na bugun haske

Ƙarancin amfani da wutar lantarki da kuma babban aminci

Jiragen sama masu saukar ungulu suna da ƙarancin albarkatu, yanayi mai tsauri da kuma yanayi mai sarkakiya, wanda ke buƙatar ƙarin buƙatu kan amfani da wutar lantarki da amincin na'urorin AOM masu daidaita zare na gani.Mai daidaita AOMyana ɗaukar wani tangential acousto-optic crystal na musamman, wanda ke da babban ingancin acousto-optic factor M2. Saboda haka, a ƙarƙashin yanayin ingancin diffraction iri ɗaya, yawan amfani da wutar lantarki da ake buƙata yana da ƙasa. Mai daidaita wutar lantarki na fiber optic acoust-optic ya ɗauki wannan ƙirar mai ƙarancin ƙarfi, wanda ba wai kawai yana rage buƙatar amfani da wutar lantarki ba kuma yana adana ƙarancin albarkatu a cikin sararin samaniya, har ma yana rage hasken lantarki na siginar tuƙi kuma yana rage matsin lamba na watsa zafi akan tsarin. Dangane da ƙa'idodin tsari da aka haramta (an takaita) na samfuran sararin samaniya, hanyar shigar da kristal ta al'ada ta masu daidaita wutar lantarki na fiber optic acousti-optic tana ɗaukar tsarin haɗin roba na silicone mai gefe ɗaya kawai. Da zarar robar silicone ta gaza, sigogin fasaha na kristal ɗin za su canza a ƙarƙashin yanayin girgiza, wanda bai cika buƙatun tsari na samfuran sararin samaniya ba. A cikin hanyar haɗin laser, ana gyara kristal na mai daidaita wutar lantarki na fiber optic acoust-optic ta hanyar haɗa haɗin injiniya tare da haɗin roba na silicone. Tsarin shigarwa na saman sama da ƙasan ƙasa yana da daidaito gwargwadon iyawa, kuma a lokaci guda, an ƙara girman yankin hulɗa tsakanin saman lu'ulu'u da gidan shigarwa. Yana da fa'idodin ƙarfin watsa zafi mai ƙarfi da rarraba filin zafin jiki mai daidaito. Ana gyara collimators na al'ada ta hanyar haɗa robar silicone. A ƙarƙashin yanayin zafi mai yawa da girgiza, suna iya canzawa, wanda ke shafar aikin samfur. Yanzu an ɗauki tsarin injiniya don gyara collimator na fiber na gani, wanda ke haɓaka kwanciyar hankali na samfurin kuma ya cika buƙatun tsarin samfuran jiragen sama.