Mbiri yaukadaulo wa anthu nthawi zambiri imawonedwa ngati kufunafuna kosalekeza kwa "zowonjezera" - zida zakunja zomwe zimakulitsa luso lachilengedwe.
Moto, mwachitsanzo, unkagwira ntchito ngati "yowonjezera" m'mimba, kumasula mphamvu zambiri kuti ubongo upangidwe. Wailesi, yomwe inabadwa chakumapeto kwa zaka za m’ma 1800, inakhala “chingwe cha mawu chakunja,” cholola mawu kuyenda pa liwiro la kuwala padziko lonse lapansi.
Lero,AR (Augmented Reality)likuwoneka ngati “diso lakunja”—kulumikiza zinthu zenizeni ndi zenizeni, kusintha mmene timaonera zinthu zotizungulira.
Komabe ngakhale adalonjeza koyambirira, kusinthika kwa AR kwatsalira m'mbuyo zomwe zikuyembekezeka. Akatswiri ena atsimikiza mtima kufulumizitsa kusinthaku.
Pa Seputembara 24, Yunivesite ya Westlake, idalengeza zakupambana kwakukulu muukadaulo wowonetsa AR.
Posintha galasi lachikhalidwe kapena utomonisilicon carbide (SiC), anapanga magalasi a AR owonda kwambiri komanso opepuka—aliyense amalemera moyenerera2.7g pandi chete0.55 mm wandiweyani-ochepa kwambiri kuposa magalasi wamba. Magalasi atsopano amalolansowide field-of-view (FOV) mawonekedwe amitundu yonsendi kuthetsa "zinthu zakale za utawaleza" zomwe zimawononga magalasi wamba a AR.
Izi zatsopano zithasinthani mawonekedwe a AR eyewearndikubweretsa AR pafupi ndi kutengera kwa ogula ambiri.
Mphamvu ya Silicon Carbide
Chifukwa chiyani musankhe silicon carbide yamagalasi a AR? Nkhaniyi idayamba mu 1893, pomwe wasayansi waku France Henri Moissan adapeza kristalo wowoneka bwino mu zitsanzo za meteorite zochokera ku Arizona - zopangidwa ndi kaboni ndi silicon. Zodziwika masiku ano ngati Moissanite, zinthu zonga ngati mwala wamtengo wapatalizi zimakondedwa chifukwa chamlozera wake wapamwamba komanso wanzeru poyerekeza ndi diamondi.
Pakatikati mwa zaka za zana la 20, SiC idatulukanso ngati semiconductor ya m'badwo wotsatira. Matenthedwe ake apamwamba ndi magetsi apangitsa kuti ikhale yamtengo wapatali mu magalimoto amagetsi, zida zoyankhulirana, ndi ma cell a dzuwa.
Poyerekeza ndi zida za silicon (300 ° C max), zida za SiC zimagwira ntchito mpaka 600 ° C ndi ma frequency 10x apamwamba komanso mphamvu zochulukirapo. Kutentha kwake kwapamwamba kumathandizanso kuzizira kofulumira.
Mwachibadwa, zosowa—makamaka zopezeka mu meteorite—kupanga SiC yochita kupanga n’kovuta komanso kokwera mtengo. Kukula kristalo wa 2 cm kumafuna ng'anjo ya 2300 ° C yomwe ikuyenda kwa masiku asanu ndi awiri. Pambuyo pakukula, kuuma kwa zinthu ngati diamondi kumapangitsa kudula ndi kukonza kukhala kovuta.
M'malo mwake, cholinga choyambirira cha labu ya Prof. Qiu Min ku Yunivesite ya Westlake chinali kuthetsa vutoli - kupanga njira zopangira laser zodulira bwino makristalo a SiC, kuwongolera zokolola komanso kutsitsa mtengo.
Panthawiyi, gululi linawonanso chinthu china chapadera cha SiC yoyera: ndondomeko yochititsa chidwi ya 2.65 ndi kumveka bwino kwa kuwala pamene sichinasinthidwe - yabwino kwa AR optics.
Kupambana Kwambiri: Diffractive Waveguide Technology
Ku Yunivesite ya WestlakeNanophotonics ndi Instrumentation Lab, gulu la akatswiri a optics anayamba kufufuza momwe angagwiritsire ntchito SiC mu ma lens a AR.
In diffractive waveguide-based AR, pulojekitala yaing’ono yomwe ili m’mbali mwa magalasiwo imatulutsa kuwala kudzera m’kanjira kokonzedwa bwino.Nano-scale gratingspa mandala amasokoneza ndikuwongolera kuwala, kumawalitsa kangapo musanawalondolere m'maso mwa wovalayo.
Poyamba, chifukwaotsika refractive index wa galasi (pafupifupi 1.5-2.0), mafunde akale amafunikiraangapo ataunjika zigawo-kutsatira mumagalasi akulu, olemerandi zinthu zowoneka ngati "zautawaleza" zomwe zimayambitsidwa ndi kusiyanasiyana kwa kuwala kwachilengedwe. Zigawo zakunja zoteteza zimawonjezeredwa ku kuchuluka kwa magalasi.
NdiSiC's ultra-high refractive index (2.65),asingle waveguide layertsopano ikukwanira kujambula kwamitundu yonse ndiFOV yopitilira 80 °- kuwirikiza mphamvu za zinthu wamba. Izi zimawonjezera kwambirikumizidwa ndi chithunzithunzi khalidwezamasewera, zowonera deta, ndi ntchito zamaluso.
Kuphatikiza apo, mapangidwe olondola a grating ndi kukonza bwino kwambiri kumachepetsa kusokoneza kwa utawaleza. Zogwirizana ndi SiC'swapadera matenthedwe madutsidwe, magalasi angathandize ngakhale kutaya kutentha kopangidwa ndi zigawo za AR-kuthetsa vuto lina mu magalasi a AR aang'ono.
Kuganiziranso Malamulo a AR Design
Chosangalatsa ndichakuti izi zidayamba ndi funso losavuta kuchokera kwa Prof. Qiu:"Kodi malire a 2.0 refractive index amakhaladi?"
Kwa zaka zambiri, msonkhano wamakampani unkaganiza kuti ma refractive index omwe ali pamwamba pa 2.0 angayambitse kupotoza kwa kuwala. Potsutsa chikhulupiriro ichi ndikugwiritsa ntchito SiC, gululo linatsegula mwayi watsopano.
Tsopano, magalasi amtundu wa SiC AR-yopepuka, yosasunthika, yokhala ndi zithunzi zowoneka bwino zamitundu yonse-ali okonzeka kusokoneza msika.
Tsogolo
M'dziko lomwe AR isintha posachedwa momwe timawonera zenizeni, nkhaniyi yakutembenuza "mwala wobadwa m'mlengalenga" wosowa kukhala luso lapamwamba la kuwalandi umboni wa nzeru za anthu.
Kuchokera m'malo mwa diamondi kupita kuzinthu zotsogola za m'badwo wotsatira wa AR,silicon carbideikuunikira njira yopita patsogolo.
Zambiri zaife
Ife ndifeXKH, wopanga wotsogola wokhazikika pa zowotcha za Silicon Carbide (SiC) ndi makhiristo a SiC.
Ndi luso lapamwamba kupanga ndi zaka ukatswiri, ife amaperekazida za SiC zoyera kwambirizama semiconductors am'badwo wotsatira, ma optoelectronics, ndi matekinoloje omwe akubwera a AR/VR.
Kuphatikiza pa ntchito zamakampani, XKH imapangansomiyala yamtengo wapatali ya Moissanite (synthetic SiC), zomwe zimagwiritsidwa ntchito kwambiri muzodzikongoletsera zabwino chifukwa chanzeru zake zapadera komanso kulimba.
Kaya zazamagetsi zamagetsi, zowonera zapamwamba, kapena zodzikongoletsera zapamwamba, XKH imapereka zinthu zodalirika, zapamwamba za SiC kuti zikwaniritse zosowa zamisika yapadziko lonse lapansi.
Nthawi yotumiza: Jun-23-2025